Ijtihad denotes a qualified jurist's independent reasoning to deduce rulings from primary sources when clear texts are absent.

The Quran is the primary revealed source of Shari'ah, with the Sunnah and other sources deriving authority from it.

Mahr is a contractual obligation of the husband and vests as the wife's exclusive right and property, enforceable under Muslim personal law.

Kurt Lewin introduced gatekeeping in social psychology (1947), and the concept was later applied to media and news selection by scholars like David Manning White.

The Bayt al-Hikma (House of Wisdom) in Baghdad became a leading center for translation, sciences, and scholarship during the early Islamic Golden Age.

Ijma denotes the consensus of qualified scholars or the Muslim community's authoritative consensus, regarded as a source of law after Quran and Sunnah.

The Quran and the Sunnah (the Prophet's teachings and practices) are the primary, foundational sources from which Sharia and subsequent fiqh are derived.

Islam reached the Malay Archipelago largely via Muslim merchants and Sufi missionaries along maritime trade networks, leading to widespread conversion in Indonesia and Malaysia.

Islamic artistic conventions often favored calligraphy and geometric or arabesque decoration over figural representation, making calligraphy a dominant decorative medium.

Abd al-Malik (r. 685–705) introduced Arabic in administration and replaced Byzantine-Sassanian coinage with Islamic coinage as part of state centralization.