7 verses have
when
in Edition Clear Qur'an by Talal Itani / An-Naazi'aat (Those who drag forth)

79:6On the Day when the Quake quakes.

79:11When we have become hollow bones?”

79:16When His Lord called out to him in the sacred valley of Tuwa.

79:34But when the Great Cataclysm arrives.

79:35A Day when man will remember what he has endeavored.

79:42They ask you about the Hour, “When will it take place?”

79:46On the Day when they witness it—as though they only stayed an evening, or its morning.