Notes on The Epistle of St. Paul to the Hebrews Bishop Richard Challoner (ed.): heb 1:3

1:3 The figure: that is, the express image, and most perfect resemblance. Making purgation. . .That is, having purged away our sins by his passion.

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