In Obedience to the Great Commission.
Matthew 28:19-20 (KJV) 19 Go ye therefore, and teach all nations, baptizing them in the name of the Father, and of the Son, and of the Holy Ghost: 20 Teaching them to observe all things whatsoever I have commanded you: and, lo, I am with you alway, even unto the end of the world. Amen.
Preaching and Teaching the Gospel of Jesus Christ
1 Corinthians 15:3-5 (KJV) 3 For I delivered unto you first of all that which I also received, how that Christ died for our sins according to the scriptures; 4 And that he was buried, and that he rose again the third day according to the scriptures: 5 And that he was seen of Cephas, then of the twelve:
Romans 14:19 (KJV) Let us therefore follow after the things which make for peace, and things wherewith one may edify another.