Musannaf Ibn Abi Shaybah 3 — What a man says when he enters the toilet

Sayyiduna Abdullah bin Mas'ud (may Allah be pleased with him) said: When any of you enters the toilet and is about to uncover himself, let him recite this supplication: "O Allah, I seek refuge in You from filth and impurity, from the male and female devils, and from Satan the accursed."