The word(s) "whisper" appears 6 time(s) in 6 verse(s) in Quran in Muhammad Pickthal translation.

(1) Then Satan whispered to them that he might manifest unto them that which was hidden from them of their shame, and he said: Your Lord forbade you from this tree only lest ye should become angels or become of the immortals.

(سورة الأعراف, Al-A'raaf, Chapter #7, Verse #20)
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(2) But the devil whispered to him, saying: O Adam! Shall I show thee the tree of immortality and power that wasteth not away?

(سورة طه, Taa-Haa, Chapter #20, Verse #120)
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(3) And if a whisper from the devil reach thee (O Muhammad) then seek refuge in Allah. Lo! He is the Hearer, the Knower.

(سورة فصلت, Fussilat, Chapter #41, Verse #36)
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(4) We verily created man and We know what his soul whispereth to him, and We are nearer to him than his jugular vein.

(سورة ق, Qaaf, Chapter #50, Verse #16)
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(5) From the evil of the sneaking whisperer,

(سورة الناس, An-Naas, Chapter #114, Verse #4)
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(6) Who whispereth in the hearts of mankind,

(سورة الناس, An-Naas, Chapter #114, Verse #5)
(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)