2 Peter 1:18; 2 Peter 1:21; 2 Peter 2:21; 2 Peter 3:2; 2 Peter 3:11

18 and we ourselves heard this utterance made from heaven when we were with Him on the holy mountain.
21 for no prophecy was ever made by an act of human will, but men moved by the Holy Spirit spoke from God.
21 For it would be better for them not to have known the way of righteousness, than having known it, to turn away from the holy commandment handed on to them.
2 that you should remember the words spoken beforehand by the holy prophets and the commandment of the Lord and Savior spoken by your apostles.
11 Since all these things are to be destroyed in this way, what sort of people ought you to be in holy conduct and godliness,