πρότερον

As obedient children, do not conform to the passions of your former ignorance.

I was formerly a blasphemer, a persecutor, and a violent man; yet because I had acted in ignorance and unbelief, I was shown mercy.

Remember the early days that you were in the light. In those days, you endured a great conflict in the face of suffering.

Since, then, it remains for some to enter His rest, and since those who formerly heard the good news did not enter because of their disobedience,

Unlike the other high priests, He does not need to offer daily sacrifices, first for His own sins and then for the sins of the people; He sacrificed for sin once for all when He offered up Himself.