Institution of sharia law in Iran.

Sharia law is the body of Islamic principles and legal and ethical guidance derived primarily from the Qur’an, which Muslims believe is the word of God, and the Sunnah, the teachings and practices of the Prophet Muhammad. The Arabic word *sharia* means “the path” or “the way,” reflecting its role as a guide for living according to Islamic values rather than simply a legal code. Islamic scholars have also developed sharia through interpretation of religious texts, using methods such as consensus among scholars (*ijma*) and analogical reasoning (*qiyas*). While sharia provides guidance on religious duties, personal conduct, family life, commerce, and justice, its interpretation has evolved over centuries and varies between different schools of Islamic jurisprudence.

Historically, sharia developed after the death of the Prophet Muhammad in the seventh century as Muslim communities expanded across the Middle East, North Africa, and beyond. Islamic jurists established several major legal schools, including the Hanafi, Maliki, Shafi’i, and Hanbali traditions among Sunni Muslims, as well as the Ja’fari school among Shia Muslims. These schools often reached different legal conclusions while drawing upon the same religious sources. As a result, sharia has never been a single, uniform legal system but rather a diverse tradition of legal thought that has adapted to different cultures, societies, and historical circumstances.

In the modern world, the application of sharia varies widely from one country to another. Some countries use sharia primarily in matters of family law, such as marriage, divorce, inheritance, and child custody, while maintaining secular legal systems for criminal and commercial matters. Others incorporate elements of sharia into their national legal systems to differing degrees, and a small number make it the principal basis of state law. In many countries with Muslim-majority populations, civil law, customary law, and religious law operate alongside one another. Consequently, the practical meaning of sharia depends greatly on local legal traditions, government policies, and judicial interpretation.

Sharia law is often the subject of public debate and international attention, particularly regarding issues such as criminal punishments, women’s rights, religious freedom, and human rights. Critics argue that certain contemporary interpretations or applications of sharia may conflict with internationally recognized human rights standards, while supporters contend that sharia provides a comprehensive moral and legal framework promoting justice, charity, social responsibility, and personal accountability. Many Muslim scholars emphasize that sharia encompasses far more than criminal law, focusing primarily on ethical behavior, worship, and everyday conduct. Understanding sharia therefore requires recognizing both its religious significance to Muslims and the considerable diversity in how it is interpreted and implemented across the Islamic world.