2 Timothy 2:2 (NIV)
2And the things you have heard me say in the presence of many witnesses entrust to reliable men who will also be qualified to teach others.
2 Peter 1:10-11 (NIV)
10Therefore, my brothers, be all the more eager to make your calling and election sure. For if you do these things, you will never fall,
11and you will receive a rich welcome into the eternal kingdom of our Lord and Savior Jesus Christ.