﴿ قَالَ رَبِّ ٱغْفِرْ لِى وَهَبْ لِى مُلْكًۭا لَّا يَنۢبَغِى لِأَحَدٍۢ مِّنۢ بَعْدِىٓ ۖ إِنَّكَ أَنتَ ٱلْوَهَّابُ ﴾

“he prayed: “O my Sustainer! Forgive me my sins, and bestow upon me the gift of a kingdom which may not suit anyone after me: verily, Thou alone art a giver of gifts!””

Please check ayah 38:40 for complete tafsir.