Parallel
Matthew 23:31
Patriarchal Greek New Testament (1904) · Berean Standard Bible
ὥστε μαρτυρεῖτε ἑαυτοῖς ὅτι υἱοί ἐστε τῶν φονευσάντων τοὺς προφήτας.
So you testify against yourselves that you are the sons of those who murdered the prophets.