Notes on The First Epistle of St. John the Apostle Bishop Richard Challoner (ed.): 1jo 2:8

2:8 A new commandment: Viz., the commandment of love, which was first given in the old law; but was renewed and extended by Christ. See John 13.34.

Original Douay-Rheims from Project Gutenberg - Massive cleanup of OCR problems and editing done locally.