NET
51 But one of those with Jesus grabbed his sword, drew it out, and struck the high priest’s slave, cutting off his ear.
Darby
51 And behold, one of those with Jesus stretched out his hand and drew his sword, and smiting the bondman of the high priest took off his ear.
KJV
51 And, behold, one of them which were with Jesus stretched out [his] hand, and drew his sword, and struck a servant of the high priest's, and smote off his ear.