The word(s) "disbelieve" appears 428 time(s) in 384 verse(s) in Quran in Muhammad Pickthal translation.

(121) That (is the case); and (know) that Allah (it is) Who maketh weak the plan of disbelievers.

(122) And when those who disbelieve plot against thee (O Muhammad) to wound thee fatally, or to kill thee or to drive thee forth; they plot, but Allah (also) plotteth; and Allah is the best of plotters.

(123) And their worship at the (holy) House is naught but whistling and hand-clapping. Therefore (it is said unto them): Taste of the doom because ye disbelieve.

(124) Lo! those who disbelieve spend their wealth in order that they may debar (men) from the way of Allah. They will spend it, then it will become an anguish for them, then they will be conquered. And those who disbelieve will be gathered unto hell,

(125) Tell those who disbelieve that if they cease (from persecution of believers) that which is past will be forgiven them; but if they return (thereto) then the example of the men of old hath already gone (before them, for a warning).

(126) If thou couldst see how the angels receive those who disbelieve, smiting faces and their backs and (saying): Taste the punishment of burning!

(127) (Their way is) as the way of Pharaoh's folk and those before them; they disbelieved the revelations of Allah, and Allah took them in their sins. Lo! Allah is Strong, severe in punishment.

(128) And let not those who disbelieve suppose that they can outstrip (Allah's Purpose). Lo! they cannot escape.

(129) O Prophet! Exhort the believers to fight. If there be of you twenty steadfast they shall overcome two hundred, and if there be of you a hundred (steadfast) they shall overcome a thousand of those who disbelieve, because they (the disbelievers) are a folk without intelligence.

(130) And those who disbelieve are protectors one of another - If ye do not so, there will be confusion in the land, and great corruption.