Dua Before Entering Toilet

(بِسْمِ اللَّهِ). اللَّهُـمَّ إِنِّي أَعُـوذُ بِـكَ مِـنَ الْخُـبْثِ وَالْخَبَائِثِ.

(In the name of Allah). O Allah, I take refuge with You from all evil and evil-doers.

Pronunciation: (Bismil-lah) allahumma innee aAAoothu bika minal-khubthi wal-khaba-ith

Reference: Al-Bukhari 1:45, Muslim 1:283