"Ye have not chosen me, but I have chosen you, and ordained you, that ye should go and bring forth fruit, and that your fruit should remain: that whatsoever ye shall ask of the Father in my name, he may give it you." John 15: 16
"And he said to them, Go ye into all the world, and preach the gospel to every creature." Mark 16:15
"Christ died for our sins according to the scriptures; And that he was buried, and that he rose again the third day according to the scriptures:" 1 Cor.15:3-4
Isaiah 55:11 Jesus tells us, "So is my word that goes out from my mouth: it will not return to me empty, but will accomplish what I desire and achieve the purpose for which I sent it."
"For I am not ashamed of the gospel, for it is the power of God for salvation to everyone who believes, to the Jew first and also to the Greek." Romans 1:16
"For whosoever will save his life shall lose it; but whosoever shall lose his life for my sake and the gospel's, the same shall save it Mk.8:35