8. Prayer (Kitab Al-Salat) Detailed Injunctions about Witr - كتاب الوتر
30) Chapter: What Should One Say When He Is Afraid Of A People ?
Narrated AbuMusa al-Ash'ari:
When the Prophet (ﷺ) feared a (group of) people, he would say: "O Allah, we make Thee our shield against them, and take refuge in Thee from their evils."