'Friend' in the Bible

he who is having the bride is bridegroom, and the friend of the bridegroom, who is standing and hearing him, with joy doth rejoice because of the voice of the bridegroom; this, then, my joy hath been fulfilled.

These things he said, and after this he saith to them, 'Lazarus our friend hath fallen asleep, but I go on that I may awake him;'

From this time was Pilate seeking to release him, and the Jews were crying out, saying, 'If this one thou mayest release, thou art not a friend of Caesar; every one making himself a king, doth speak against Caesar.'