perfected for ever

There is no question, no doubt, no equivocation, no uncertain terms herein such verses: these are explicitly stated facts of The Word of the Godhead - with all godspeed.

THIS IS AS CERTAIN AS IT GETS !!!

Hebrews 10:14;
For by one offering he hath perfected for ever them that are sanctified.
Hebrews 10:13-15;

Psalm 49:8;
8 (For the redemption of their soul is precious, and it ceaseth for ever:)

1 Peter 2:7;
Unto you therefore which believe he is precious: but unto them which be disobedient, the stone which the builders disallowed, the same is made the head of the corner,
1 Peter 2:6-8;