Matthew 13:52
they reply'd, yes, Lord. then said he to them, thus every teacher who is instructed in the doctrine of the gospel, is like the master of a family, who taketh out of his treasure things new and old.
Matthew 28:20
teaching them to observe every thing which I have enjoin'd you: and be assured I shall be always with you to the end of the world.
1 Corinthians 1:20
where is the wise? where is the scribe? where is the disputant of this age? has not God prov'd the wisdom of this world to be downright folly.
1 Corinthians 15:1
What I have explain'd to you, my brethren, is the gospel which I preached to you, which you have received, and wherein you have persisted:
1 Thessalonians 4:1-2
Finally, my brethren, we intreat and conjure you by the Lord Jesus Christ, to observe the instructions we gave you about your religious conduct, and to make continual progress therein.