Sources of Sharia

Lore & Background

The Qur'an is the foremost source of Islamic law, regarded by Muslims as the unaltered, direct word of God revealed to Muhammad through the angel Gabriel in Mecca and Medina. Its Meccan verses address philosophical and theological themes, while Medinan verses focus on socio-economic regulations. The scripture was written and preserved during Muhammad’s lifetime and compiled shortly after his death. Of its content, roughly five hundred verses—about one-thirteenth of the total—directly concern legal rules, categorized under "rules of human conduct." Interpretation of the Qur'an has produced varied opinions; the interpretations by Muhammad’s companions (for Sunnis) and by the Imams (for Shias) are considered most authoritative, as they knew the context of each revelation. The Sunnah, the second primary source, is defined as the traditions, customs, words, actions, and silent assertions of Muhammad. For Shi’ite jurists, the Sunnah also encompasses the words, deeds, and acknowledgments of the twelve Imams and Fatimah, Muhammad’s daughter, who are held to be infallible. Much of the Sunnah is preserved in Hadith literature. To address authenticity issues, scholars developed the science of Hadith criticism, analyzing the text, transmission routes, scale of reporting, and individual narrators. This involved biographical analysis of transmitters, examining their birth and death dates, familial ties, teachers, students, religiosity, moral behavior, literary output, and travels to assess reliability.

Reader's Guide

Secondary sources emerged because primary scriptures did not address all legal questions. Among Sunni schools, consensus (ijma) is considered a key source, though its exact nature is disputed. Analogical reason (qiyas) is used by most Sunni jurists, with the Hanafi school relying heavily on it, while Shi'ite Usuli jurists replace analogy with intellect (aql). The Maliki and Hanbali schools generally prefer hadith over analogy. The Shafi'i school uses Sunnah more than Hanafi and analogy more than the other two. Among Shia, the Usuli school uses Qur'an, Sunnah, consensus (under special conditions), and intellect, while Akhbari Ja'faris reject ijtihad and rely more on scriptural sources. Despite differences in principles, practical application to rituals and social transactions shows fewer differences between Shia and Sunni schools.

Did You Know?

• The Qur'an contains about five hundred legal verses, roughly one thirteenth of its total.
• Shi'ite jurisprudence extends the Sunnah to include traditions of the twelve Imams and Fatimah.
• Hadith are classified into three categories: undubitable (mutawatir), widespread (mashhur), and isolated (wahid).
• The Hanafi school frequently relies on analogical deduction and independent reasoning, while Maliki and Hanbali generally use hadith instead.

The Abrahamic Heartland and Its Modern Religious Landscape

The Middle East has served as the birthplace for three of the world's most widely practiced faiths. Judaism took root in the Levant around the 6th century BCE, Christianity followed in the same region during the 1st century CE, and Islam emerged from Arabia in the 7th century CE. Together, these Abrahamic traditions have shaped the spiritual identity of the region for nearly a millennium. Today, Islam stands as the overwhelmingly dominant faith across the Middle East, with at least 80 percent of the population in virtually every country identifying as Muslim. The notable exceptions are Israel, where Jews form the majority though Muslims still make up roughly 18 percent of residents; Lebanon, a religiously plural society where Muslims account for approximately 67 percent; and Cyprus, where Christians hold the majority and Muslims represent about 25 percent of the total, or roughly 2 percent if Northern Cyprus is set aside. This distribution underscores how deeply the Abrahamic legacy permeates the region's social and political fabric, even as the balance of power among the three faiths has shifted dramatically over the centuries.

The Sunni-Shia Divide: A Schism Born of Succession

The most consequential internal division within Islam traces back to the question of who should lead the Muslim community after the Prophet Muhammad's passing. Sunnis hold that Muhammad designated no explicit successor, and that the gathering at Saqifah led senior companions to choose Abu Bakr as the first caliph. Shias, by contrast, maintained that leadership rightfully belonged to Ali ibn Abi Talib, the Prophet's cousin and son-in-law. This disagreement over legitimate authority escalated into open conflict, with the Battles of Siffin and Karbala marking the most dramatic ruptures between the two camps. Over the centuries, the initial theological and political disagreement broadened into distinct differences in practice, belief, and cultural expression. Sunnis remain the majority branch across most Middle Eastern nations, while Twelver Shias form the largest Shia subgroup, accounting for perhaps 85 percent of all Shias. Their populations are concentrated in Iran, Iraq, Bahrain, and parts of Lebanon, Syria, and Saudi Arabia. The Sunni-Shia tension has remained a persistent source of communal friction throughout the region's history.

The Architecture of Sunni Legal Reasoning

Within Sunni Islam, the derivation of Sharia rulings rests on a layered framework of authoritative sources and methodological tools. The primary textual foundations are the Quran and the hadith, particularly those preserved in the six canonical collections known as Kutub al-Sittah. Binding juristic consensus among qualified scholars forms a further pillar upon which traditional jurisprudence is built. Beyond these fixed sources, jurists employ analogical reasoning to extend rulings to new situations, weigh considerations of public welfare, and exercise individual juristic discretion. These methods operate within the principles of jurisprudence that have been refined over centuries by the traditional legal schools. In matters of creed, the Sunni tradition affirms the six pillars of faith and draws upon the Ash'ari and Maturidi schools of theological discourse, alongside a textualist current often described as traditionalist theology. This multi-layered system allows for both continuity with foundational revelation and flexibility in addressing the evolving circumstances of Muslim communities across the Middle East and beyond.

Minority Faiths and Syncretic Traditions

Beyond the dominant Abrahamic traditions, the Middle East hosts a remarkable diversity of minority religions spanning Abrahamic and non-Abrahamic categories. Among the Abrahamic-adjacent groups are the Baháʼí Faith, Druzism, Bábism, Samaritanism, and Mandaeism. The Iranian religious family contributes Zoroastrianism, Yazidism, Yarsanism, Shabakism, Yazdânism, and Ali-Illahism, while other traditions include Gnosticism, Manichaeanism, Sabianism, Ishikism, and Rastafari. Within Islam itself, groups such as the Zaydi Shias of Yemen, roughly 30 percent of the country's Muslims, and the Alawites of Syria, about 11 percent of the population, represent distinct syncretic or sub-sectual traditions. Alawites, for instance, revere Ali as the first Imam and center their theology on a divine triad, yet they are regarded by most other Shia groups as Ghulat. Historically, Alawites kept their beliefs concealed from outsiders, settling in the An-Nusayriyah Mountains and along the Syrian coast. Despite the region's overwhelming contemporary monotheism, its ancient past was largely polytheistic, encompassing Semitic and Iranian pantheons that have since faded or transformed.