And Simon Peter followed Jesus, and so did another disciple: that disciple was known unto the high priest, and went in with Jesus into the court of the high priest.
All Commentaries on John 18:15 Go To John 18
Gregory The Dialogist
AD 604
The fire of love was smothered in Peter’s breast, and hewas warming himself before the coals of the persecutors, i.e. with the love of this present life, whereby his weakness was increased.