The word(s) "worst" appears 7 time(s) in 7 verse(s) in Quran in Muhammad Pickthal translation.

(1) Lo! the worst of beasts in Allah's sight are the deaf, the dumb, who have no sense.

(سورة الأنفال, Al-Anfaal, Chapter #8, Verse #22)
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(2) Lo! the worst of beasts in Allah's sight are the ungrateful who will not believe.

(سورة الأنفال, Al-Anfaal, Chapter #8, Verse #55)
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(3) Those are they for whom is the worst of punishment, and in the Hereafter they will be the greatest losers.

(سورة النمل, An-Naml, Chapter #27, Verse #5)
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(4) That Allah will remit from them the worst of what they did, and will pay them for reward the best they used to do.

(سورة الزمر, Az-Zumar, Chapter #39, Verse #35)
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(5) But verily We shall cause those who disbelieve to taste an awful doom, and verily We shall requite them the worst of what they used to do.

(سورة فصلت, Fussilat, Chapter #41, Verse #27)
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(6) And those who shun the worst of sins and indecencies and, when they are wroth, forgive,

(سورة الشورى, Ash-Shura, Chapter #42, Verse #37)
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(7) Lo! those who disbelieve, among the People of the Scripture and the idolaters, will abide in fire of hell. They are the worst of created beings.

(سورة البينة, Al-Bayyina, Chapter #98, Verse #6)
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