Matthew 28:18-20 And Jesus came and spake unto them, saying, All power is given unto me in heaven and in earth. (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.
Mark 16:15 And he said unto them, Go ye into all the world, and preach the gospel to every creature.
Luke 24:46-48 And said unto them, Thus it is written, and thus it behoved Christ to suffer, and to rise from the dead the third day: (47) And that repentance and remission of sins should be preached in his name among all nations, beginning at Jerusalem. (48) And ye are witnesses of these things.
Acts 1:7-8 And he said unto them, It is not for you to know the times or the seasons, which the Father hath put in his own power. (8) But ye shall receive power, after that the Holy Ghost is come upon you: and ye shall be witnesses unto me both in Jerusalem, and in all Judaea, and in Samaria, and unto the uttermost part of the earth.