The word(s) "calumnies" appears 2 time(s) in 2 verse(s) in Quran in Abdullah Yusuf Ali translation.

(1) O ye who believe! Be ye not like those who vexed and insulted Moses, but Allah cleared him of the (calumnies) they had uttered: and he was honourable in Allah's sight.

(سورة الأحزاب, Al-Ahzaab, Chapter #33, Verse #69)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)

(2) A slanderer, going about with calumnies,

(سورة القلم, Al-Qalam, Chapter #68, Verse #11)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)