The Messenger of Allah ﷺ said, "Indeed, these restrooms are occupied. So when one of you wants to enter, let him say: 'O Allah, I seek refuge in You from the impure and evil creatures.' Abdu-l Wahhab said: 'The impure and evil creatures.'"
قَالَ رَسُولُ اللهِ ﷺ إِنَّ هَذِهِ الْحُشُوشَ مُحْتَضَرَةٌ فَإِذَا أَرَادَ أَحَدُكُمْ أَنْ يَدْخُلَ فَلْيَقُلْ اللهُمَّ إِنِّي أَعُوذُ بِكَ مِنَ الْخَبِيثِ وَالْخَبَائِثِ قَالَ عَبْدُ الْوَهَّابِ الْخُبُثُ وَالْخَبَائِثُ