Chapter 1 sets forth that God, who had formerly spoken to men by

_Prophets_, has now spoken to us _by His Son_, who, being the brightness of His glory and express image of His person, when He had by Himself _purged our sins_, sat down at the right hand of the Majesty on high. Here is the first recognition of the teaching and High Priesthood of Christ. _He speaks to us the things of God_, _and purges away our sins by Himself_ (vers. 1–3).