The word(s) "devotion" appears 2 time(s) in 2 verse(s) in Quran in Mohsin Khan translation.

(1) (They are) those who are patient, those who are true (in Faith, words, and deeds), and obedient with sincere devotion in worship to Allah. Those who spend [give the Zakat and alms in the Way of Allah] and those who pray and beg Allah's Pardon in the last hours of the night.

(سورة آل عمران, Aal-i-Imraan, Chapter #3, Verse #17)
(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) And remember the Name of your Lord and devote yourself to Him with a complete devotion.

(سورة المزمل, Al-Muzzammil, Chapter #73, Verse #8)
(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)