The word(s) "when" appears 916 time(s) in 828 verse(s) in Quran in Mohsin Khan translation.

(481) when their brother Hud said to them: "Will you not fear Allah and obey Him?

(482) "And when you seize (somebody), seize you (him) as tyrants?

(483) when their brother Salih said to them: "Will you not fear Allah and obey Him?

(484) when their brother Lut (Lot) said to them: "Will you not fear Allah and obey Him?

(485) when Shu'aib said to them: "Will you not fear Allah (and obey Him)?

(486) Who sees you (O Muhammad صلى الله عليه وسلم) when you stand up (alone at night for Tahajjud prayers).

(487) (Remember) when Musa (Moses) said to his household: "Verily I have seen a fire; I will bring you from there some information, or I will bring you a burning brand, that you may warm yourselves."

(488) But when he came to it, he was called: "Blessed is whosoever is in the fire, and whosoever is round about it! And glorified be Allah, the Lord of the 'Alamin (mankind, jinn and all that exists).

(489) "And throw down your stick!" But when he saw it moving as if it were a snake, he turned in flight, and did not look back. (It was said:) "O Musa (Moses)! Fear not: verily the Messengers fear not in front of Me.

(490) But when Our Ayat (proofs, evidence, verses, lessons, signs, revelations, etc.) came to them, clear to see, they said: "This is a manifest magic."