1 Corinthians 11:2
Now I praise you, brethren, that ye remember me in all things, and keep the ordinances, as I delivered them to you.
2 Thessalonians 2:15
Therefore, brethren, stand fast, and hold the traditions which ye have been taught, whether by word, or our epistle.
2 Timothy 1:13
Hold fast the form of sound words, which thou hast heard of me, in faith and love which is in Christ Jesus.
2 Timothy 3:14-15
14. But continue thou in the things which thou hast learned and hast been assured of, knowing of whom thou hast learned them;
15. And that from a child thou hast known the holy scriptures, which are able to make thee wise unto salvation through faith which is in Christ Jesus.