The word(s) "think" appears 68 time(s) in 67 verse(s) in Quran in Abdullah Yusuf Ali translation.

(21) When the caravan left (Egypt), their father said: "I do indeed scent the presence of Joseph: Nay, think me not a dotard."

(22) (Respite will be granted) until, when the messengers give up hope (of their people) and (come to) think that they were treated as liars, there reaches them Our help, and those whom We will are delivered into safety. But never will be warded off our punishment from those who are in sin.

(23) think not that Allah doth not heed the deeds of those who do wrong. He but giveth them respite against a Day when the eyes will fixedly stare in horror,-

(24) Never think that Allah would fail his messengers in His promise: for Allah is Exalted in power, - the Lord of Retribution.

(25) "It will be on a Day when He will call you, and ye will answer (His call) with (words of) His praise, and ye will think that ye tarried but a little while!"

(26) "But (I think) for my part that He is Allah, My Lord, and none shall I associate with my Lord.

(27) Do the Unbelievers think that they can take My servants as protectors besides Me? Verily We have prepared Hell for the Unbelievers for (their) entertainment.

(28) If any think that Allah will not help him (His Messenger) in this world and the Hereafter, let him stretch out a rope to the ceiling and cut (himself) off: then let him see whether his plan will remove that which enrages (him)!

(29) Do they think that because We have granted them abundance of wealth and sons,

(30) "Did ye then think that We had created you in jest, and that ye would not be brought back to Us (for account)?"