The word(s) "confusion" appears 9 time(s) in 8 verse(s) in Quran in Abdullah Yusuf Ali translation.

(1) If We had made it an angel, We should have sent him as a man, and We should certainly have caused them confusion in a matter which they have already covered with confusion.

(2) Say: "He hath power to send calamities on you, from above and below, or to cover you with confusion in party strife, giving you a taste of mutual vengeance - each from the other." See how We explain the signs by various (symbols); that they may understand.

(3) Who can be more wicked than one who inventeth a lie against Allah, or saith, "I have received inspiration," when he hath received none, or (again) who saith, "I can reveal the like of what Allah hath revealed"? If thou couldst but see how the wicked (do fare) in the flood of confusion at death! - the angels stretch forth their hands, (saying),"Yield up your souls: this day shall ye receive your reward,- a penalty of shame, for that ye used to tell lies against Allah, and scornfully to reject of His signs!"

(4) We (too) shall turn to (confusion) their hearts and their eyes, even as they refused to believe in this in the first instance: We shall leave them in their trespasses, to wander in distraction.

(5) Even so, in the eyes of most of the pagans, their "partners" made alluring the slaughter of their children, in order to lead them to their own destruction, and cause confusion in their religion. If Allah had willed, they would not have done so: But leave alone them and their inventions.

(6) If there were, in the heavens and the earth, other gods besides Allah, there would have been confusion in both! but glory to Allah, the Lord of the Throne: (High is He) above what they attribute to Him!

(7) If the Truth had been in accord with their desires, truly the heavens and the earth, and all beings therein would have been in confusion and corruption! Nay, We have sent them their admonition, but they turn away from their admonition.

(8) Those who (flounder) heedless in a flood of confusion: