Key to Al-Kahf. Challenging Materialism and Godlessness by Abdur Rashid Siddiqui, Khurram Murad

Surah al-Kahf (chapter of the Cave) comes exactly midway through the Quran, and covers four historical events and two parables. As many ahadith encourage the memorization and recitation of this surah, either in whole or part on Fridays as protection against Dajjal (the Anti-Christ), it is essential to understand this surah and to implement the antidote provided therein.