The word(s) "healing" appears 3 time(s) in 3 verse(s) in Quran in Saheeh International translation.

(1) O mankind, there has to come to you instruction from your Lord and healing for what is in the breasts and guidance and mercy for the believers.

(سورة يونس, Yunus, Chapter #10, Verse #57)
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(2) Then eat from all the fruits and follow the ways of your Lord laid down [for you]." There emerges from their bellies a drink, varying in colors, in which there is healing for people. Indeed in that is a sign for a people who give thought.

(سورة النحل, An-Nahl, Chapter #16, Verse #69)
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(3) And We send down of the Qur'an that which is healing and mercy for the believers, but it does not increase the wrongdoers except in loss.

(سورة الإسراء, Al-Israa, Chapter #17, Verse #82)
(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)