اللهُ أَكْبَرُ، اللَّهُمَّ أَهِلَّهُ عَلَيْنَا بِالأمْنِ وَالإيْمَانِ، والسَّلامَةِ والإسْلامِ، وَالتَّوْفِيْقِ لِمَا تُحِبُّ رَبَّنَا وَتَرْضَى، رَبُّنَا وَرَبُّكَ اللهُ

Allāh is the greatest. O Allāh, let the crescent loom above us in safety, faith, peace, and Islam, and in agreement with all that You love and pleases You. Our Lord and your Lord is Allāh.

Reference: Allāh is the greatest. O Allāh, let the crescent loom above us in safety, faith, peace, and Islam, and in agreement with all that You love and pleases You. Our Lord and your Lord is Allāh. Al-Tirmidhī (#3451, 5/405) and al-Dārimī (1/336), and the wording is the latter's. Also see _Ṣaḥīḥ al-Tirmidhī_ (3/157).