The word(s) "dictator" appears 3 time(s) in 3 verse(s) in Quran in Mohsin Khan translation.

(1) And they (the Messengers) sought victory and help [from their Lord (Allah)]; and every obstinate, arrogant dictator (who refuses to believe in the Oneness of Allah) was brought to a complete loss and destruction.

(سورة ابراهيم, Ibrahim, Chapter #14, Verse #15)
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(2) In front of him (every obstinate, arrogant dictator) is Hell, and he will be made to drink boiling, festering water.

(سورة ابراهيم, Ibrahim, Chapter #14, Verse #16)
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(3) You are not a dictator over them -

(سورة الغاشية, Al-Ghaashiya, Chapter #88, Verse #22)
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