Hisnul Muslim 10

Before entering the toilet

بِسْمِ اللَّهِ. اللَّهُـمَّ إِنِّي أَعُـوذُ بِـكَ مِـنَ الْخُـبْثِ وَالْخَبَائِثِ

Bismillaahi. Allaahumma 'innee 'a'oothu bika minal-khubthi walkhabaa'ith.

In the Name of Allah. O Allah, I seek protection in You from the male and female unclean spirits.