اَللَّهُمَّ إِنِّي أَعُوذُ بِكَ مِنَ الْخُبْثِ وَالْخَبَائِثِ
Transliteration
Allahumma inni a'udhu bika minal-khubthi wal-khaba'ith
English meaning
O Allah, I seek refuge in You from male and female devils.
When is it recited?
Before entering the toilet.
Source
Bukhari, Wudu' 9