23:118
وَقُل رَّبِّ ٱغْفِرْ وَٱرْحَمْ وَأَنتَ خَيْرُ ٱلرَّٰحِمِينَ
waqul rabbi igh'fir wa-ir'ḥam wa-anta khayru l-rāḥimīna
Say [Prophet], ‘Lord, forgive and have mercy: You are the most merciful of all.’
And say (O Muhammad صلى الله عليه وسلم): "My Lord! Forgive and have mercy, for You are the Best of those who show mercy!"