جامع الترمذي

Khuraim bin Fatik Al-Asadi narrated that the Messenger of Allah (s.a.w) performed the Subh (Fajr)prayer. Then when he turned he got up to stand and said: "O you people! False witness is tantamount to Shirk with Allah."Saying it three times, then he recited this Ayah And shun false speech Until the end of the Ayah.