2 Peter 1:9-13

For the one who lacks these qualities is blind or short-sighted, having forgotten his purification from his former sins.

Therefore, brothers and sisters, be all the more diligent to make certain about His calling and choice of you; for as long as you practice these things, you will never stumble;

for in this way the entrance into the eternal kingdom of our Lord and Savior Jesus Christ will be abundantly supplied to you.

Therefore, I will always be ready to remind you of these things, even though you already know them and have been established in the truth which is present with you.

I consider it right, as long as I am in this earthly dwelling, to stir you up by way of reminder,