1 Thessalonians 4:1
It remaineth then, brethren, that we beseech and exhort you by the Lord Jesus, as ye have received of us how ye ought to walk and to please God, that ye abound therein more and more.
Matthew 28:20
Teaching them to observe all things whatsoever I have commanded you; and lo I am with you always, even to the end of the world.
Mark 13:34
For the Son of man is as a man taking a far journey, who left his house, and gave authority to his servants, and to each his work, and commanded the porter to watch.
2 Thessalonians 3:6-12
Now we command you, brethren, in the name of our Lord Jesus Christ, to withdraw yourselves from every brother that walketh disorderly and not according to the tradition which he received of us.