2 Peter 1:5; 2 Peter 1:10; 2 Peter 1:19; 2 Peter 3:1

5 And beside this, giving all diligence, add to your faith virtue; and to virtue knowledge;
10 Wherefore the rather, brethren, give diligence to make your calling and election sure: for if ye do these things, ye shall never fall :
19 We have also a more sure word of prophecy; whereunto ye do well that ye take heed , as unto a light that shineth in a dark place, until the day dawn , and the day star arise in your hearts:
1 This second epistle, beloved, I now write unto you; in both which I stir up your pure minds by way of remembrance: