A time limit was set for us regarding trimming the moustache, clipping the nails, plucking the underarm hair, and shaving the pubic hair, that we should not leave them for more than forty days.
وقت لنا في قص الشارب، وتقليم الأظفار، ونتف الإبط، وحلق العانة؛ أن لا نترك أكثر من أربعين يوما.
Muslim narrated it in the Book of Purification (258) from the hadith of Abu Imran Jawni, from Anas, and he mentioned the hadith. Its ruling is that it is a raised hadith (marfu), and this has been explicitly stated in the narration of Abu Dawud (4200), where he said, "The Messenger of Allah ﷺ set a time limit for us..."