Cross reference
Acts 7:24
24 And seeing one of them being attacked, he went to his help and gave the Egyptian a death-blow:
John 18:10-11
10 Then Simon Peter, who had a sword, took it out and gave the high priest's servant a blow, cutting off his right ear. The servant's name was Malchus.
11 Then Jesus said to Peter, Put back your sword: am I not to take the cup which my Father has given to me?
John 18:25-27
25 But Simon Peter was still there warming himself by the fire. They said to him, Are you not one of his disciples? He said, No, I am not.
26 One of the servants of the high priest, a relation of him whose ear had been cut off by Peter, said, Did I not see you with him in the garden?
27 Then again Peter said, No. And straight away a cock gave its cry.
Acts 7:28
28 Will you put me to death as you did the Egyptian yesterday?