Surah Ali'Imran, Verse 8

رَبَّنَا لَا تُزِغۡ قُلُوبَنَا بَعۡدَ إِذۡ هَدَيۡتَنَا وَهَبۡ لَنَا مِن لَّدُنكَ رَحۡمَةًۚ إِنَّكَ أَنتَ ٱلۡوَهَّابُ٨

rabbanā lā tuzigh qulūbanā baʿda idh hadaytanā wahab lanā min ladunka raḥmatan innaka anta l-wahābu

[Who say], "Our Lord, let not our hearts deviate after You have guided us and grant us from Yourself mercy. Indeed, You are the Bestower.