This document provides an introduction to Ali ibn Ahmad al-Wahidi's work "Asbāb al-Nuzūl" which details the occasions of revelation for verses in the Quran. It discusses how knowledge of the historical context surrounding revelation aids understanding of Quranic passages. The introduction notes that occasions of revelation were not always preserved, but for those that were, understanding the original context assists with comprehending issues faced by Muhammad and implications for law and practice. It highlights the importance Muslim scholars placed on systematically studying the Quran and related sciences to facilitate comprehensive interpretation.