27:66 nay, their knowledge of the life to come stops short of the truth:* nay, they are [often] in doubt as to its reality: nay, they are blind to it.*
Muhammad Asad (The Message Of Quran)
Dictionaries
Ejtaal Arabic Almanac: Lane's Lexicon, Hans Wehr, Lisan al-Arab and others
Another of them said: "Do not slay Joseph, but -rather - if you must do something - cast him into the dark depths of this well, [whence] some caravan may pick him up."*
And so, when they went away with him, they decided to cast him into the dark depths of the well. And We revealed [this] unto him: "Thou wilt yet remind them of this their deed at a time when they shall not perceive [who thou art] !"*