The word(s) "not" appears 1837 time(s) in 1517 verse(s) in Quran in Abdullah Yusuf Ali translation.

(661) But say not - for any false thing that your tongues may put forth,- "This is lawful, and this is forbidden," so as to ascribe false things to Allah. For those who ascribe false things to Allah, will never prosper.

(662) Abraham was indeed a model, devoutly obedient to Allah, (and) true in Faith, and he joined not gods with Allah:

(663) So We have taught thee the inspired (Message), "Follow the ways of Abraham the True in Faith, and he joined not gods with Allah."

(664) And do thou be patient, for thy patience is but from Allah; nor grieve over them: and distress not thyself because of their plots.

(665) We gave Moses the Book, and made it a Guide to the Children of Israel, (commanding): "Take not other than Me as Disposer of (your) affairs."

(666) And to those who believe not in the Hereafter, (it announceth) that We have prepared for them a Penalty Grievous (indeed).

(667) Who receiveth guidance, receiveth it for his own benefit: who goeth astray doth so to his own loss: No bearer of burdens can bear the burden of another: nor would We visit with Our Wrath until We had sent an messenger (to give warning).

(668) How many generations have We destroyed after Noah? and enough is thy Lord to note and see the sins of His servants.

(669) Of the bounties of thy Lord We bestow freely on all- These as well as those: The bounties of thy Lord are not closed (to anyone).

(670) Take not with Allah another object of worship; or thou (O man!) wilt sit in disgrace and destitution.