NET
21 “You have heard that it was said to an older generation, ‘Do not murder,’ and ‘whoever murders will be subjected to judgment.’
Darby
21 Ye have heard that it was said to the ancients, Thou shalt not kill; but whosoever shall kill shall be subject to the judgment.
KJV
21 “Ye have heard that it was said by them of old time, Thou shalt not kill; and whosoever shall kill shall be in danger of the judgment:”