The word(s) "undeceive" appears 1 time(s) in 1 verse(s) in Quran in Abdullah Yusuf Ali translation.

(1) Leave them alone, to enjoy (the good things of this life) and to please themselves: let (false) hope amuse them: soon will knowledge (undeceive them).

(سورة الحجر, Al-Hijr, Chapter #15, Verse #3)
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