The word(s) "day" appears 569 time(s) in 514 verse(s) in Quran in Abdullah Yusuf Ali translation.

(161) The Sabbath was only made (strict) for those who disagreed (as to its observance); But Allah will judge between them on the day of Judgment, as to their differences.

(162) We have made the Night and the day as two (of Our) Signs: the Sign of the Night have We obscured, while the Sign of the day We have made to enlighten you; that ye may seek bounty from your Lord, and that ye may know the number and count of the years: all things have We explained in detail.

(163) Every man's fate We have fastened on his own neck: On the day of Judgment We shall bring out for him a scroll, which he will see spread open.

(164) (It will be said to him:) "Read thine (own) record: Sufficient is thy soul this day to make out an account against thee."

(165) Come not nigh to the orphan's property except to improve it, until he attains the age of full strength; and fulfil (every) engagement, for (every) engagement will be enquired into (on the day of Reckoning).

(166) And pursue not that of which thou hast no knowledge; for every act of hearing, or of seeing or of (feeling in) the heart will be enquired into (on the day of Reckoning).

(167) "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!"

(168) There is not a population but We shall destroy it before the day of Judgment or punish it with a dreadful Penalty: that is written in the (eternal) Record.

(169) He said: "Seest Thou? this is the one whom Thou hast honoured above me! If Thou wilt but respite me to the day of Judgment, I will surely bring his descendants under my sway - all but a few!"

(170) One day We shall call together all human beings with their (respective) Imams: those who are given their record in their right hand will read it (with pleasure), and they will not be dealt with unjustly in the least.