Sura 18 The cave

110 verses. Young man went and stayed in a cave for over 300 years. Wealth and sons are allurements of the world but good deeds are best. A book of deeds will be opened for judgement. Moses went in a boat with a companion who scuttled it.  He also killed a young man and came to a town where hospitality was refused but the companion built up a falling wall. Parting he explained his actions. Zulquarnain made a powerful king. Ruled various peoples.