The word(s) "cheer" appears 4 time(s) in 3 verse(s) in Quran in Muhammad Pickthal translation.

(1) Allah ordained this only as a message of good cheer for you, and that thereby your hearts might be at rest - Victory cometh only from Allah, the Mighty, the Wise -

(سورة آل عمران, Aal-i-Imraan, Chapter #3, Verse #126)
(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) Messengers of good cheer and of warning, in order that mankind might have no argument against Allah after the messengers. Allah was ever Mighty, Wise.

(سورة النساء, An-Nisaa, Chapter #4, Verse #165)
(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)

(3) O People of the Scripture! Now hath Our messenger come unto you to make things plain unto you after an interval (of cessation) of the messengers, lest ye should say: There came not unto us a messenger of cheer nor any warner. Now hath a messenger of cheer and a warner come unto you. Allah is Able to do all things.

(سورة المائدة, Al-Maaida, Chapter #5, Verse #19)
(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)