Albert Barnes' Notes on the Whole Bible - John 13:34
A new commandment - This command he gave them as he was about to leave them, to be a badge of discipleship, by which they might be known as his friends and followers, and by which they might be distinguished from all others. It is called new, not because there was no command before which required people to love their fellow-man, for one great precept of the law was that they should love their neighbor as themselves Leviticus 19:18; but it was new because it had never before been made that by... read more
The Pulpit Commentary - John 13:34-35
The new commandment. I. IN ITS IMPORT . 1. That the disciples of Christ should love one another . "That ye love one another." 2. That the disciples of Christ are to lore one another as Christ loved them . "As I have loved you." In order to know the full import of this command, we must know what Christ's love to his disciples was. II. IN ITS IMPORTANCE AND OBLIGATION . It is important and obligatory: 1. As it is the natural law of spiritual life in... read more