"O you people False witness is tantamount to Shirk with Allah" Then the Messenger of Allah (s.a.w)recited: So shun the Rijs of the idols, and shun false speech.
Jami` at-Tirmidhi Book 35, Hadith 5
← Previous Hadith The testimony of a treacherous man is not acceptable nor a treacherous woman nor a man lashed for the Hadd nor a woman lashed nor one possessing malice of enmity nor a rehearsed witness nor the Qani of (one contracted by)the family on their behalf nor the one associating himself to other than his Wala or to other than his relatives."

Jami` at-Tirmidhi Book 35, Hadith 4 Next Hadith → "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.

Jami` at-Tirmidhi Book 35, Hadith 6