The Mass is indeed a sacrifice. It is the one sacrifice of Jesus at Calvary. That’s the part you’re not getting.
Did you go to that link?
Do so. Read. Then we can continue.
Good evening, ealgeone.
Nope. That was a one time event. It is not repeated.
11Every priest stands daily ministering and offering time after time the same sacrifices, which can never take away sins;
12but He, having offered one sacrifice for sins for all time, SAT DOWN AT THE RIGHT HAND OF GOD,
13waiting from that time onward UNTIL HIS ENEMIES BE MADE A FOOTSTOOL FOR HIS FEET.
14For by one offering He has perfected for all time those who are sanctified. Hebrews 10:11-14 NASB