Matthew 23:31

Ὥστε μαρτυρεῖτε ἑαυτοῖς ὅτι υἱοί ἐστε τῶν φονευσάντων τοὺς προφήτας·

RBT Translation:

So therefore you are bearing witness to your own selves that you are sons of the ones who have murdered the Prophets!

Julia Smith Literal 1876 Translation:
Wherefore ye bear testimony to yourselves, that ye are the sons of those having slain the prophets.

LITV Translation:
So you witness to yourselves that you are the sons of those who murdered the prophets.