2 Peter 1:9-10

1:9 But concerning the one who lacks such things – he is blind. That is to say, he is nearsighted, since he has forgotten about the cleansing of his past sins. 1:10 Therefore, brothers and sisters, make every effort to be sure of your calling and election. For by doing this you will never stumble into sin.

2 Peter 1:21

1:21 for no prophecy was ever borne of human impulse; rather, men carried along by the Holy Spirit spoke from God.

2 Peter 3:2

3:2 I want you to recall both the predictions foretold by the holy prophets and the commandment of the Lord and Savior through your apostles.