It was narrated that Rifa'ah Al - Juhani said: "When the Prophet (ﷺ) took an oath he would say: “By the One in Whose Hand is the soul of Muhammad”"
SahihSahihSahihBook 11 · Hadith 1
سنن ابن ماجه
It was narrated that Rifa'ah Al - Juhani said: "When the Prophet (ﷺ) took an oath he would say: “By the One in Whose Hand is the soul of Muhammad”"