The word(s) "sin" appears 346 time(s) in 329 verse(s) in Quran in Abdullah Yusuf Ali translation.

(251) 'Ain. sin. Qaf.

(252) If Allah had so willed, He could have made them a single people; but He admits whom He will to His Mercy; and the Wrong-doers will have no protector nor helper.

(253) He is the One that accepts repentance from His Servants and forgives sins: and He knows all that ye do.

(254) Hearken ye to your Lord, before there come a Day which there will be no putting back, because of (the Ordainment of) Allah! that Day there will be for you no place of refuge nor will there be for you any room for denial (of your sins)!

(255) Shall We then take away the Message from you and repel (you), for that ye are a people transgressing beyond bounds?

(256) The sinners will be in the Punishment of Hell, to dwell therein (for aye):

(257) (But they were aggressive:) then he cried to his Lord: "These are indeed a people given to sin."

(258) What! Are they better than the people of Tubba and those who were before them? We destroyed them because they were guilty of sin.

(259) Will be the food of the sinful,-

(260) Woe to each sinful dealer in Falsehoods: