اللَّهُمَّ إِنِّي أَسْأَلُكَ الْجَنَّةَ، وَأَعُوْذُ بِكَ مِنْ النَّارِ

O Allāh, I ask You to grant me Paradise and I take refuge in You from the Fire.

Reference: Abū Dāwud (#792) and Ibn Mājah, see Ṣaḥīḥ Ibn Mājah (2/328).