"And he said unto them, Go ye into all the world, and preach the gospel to every creature."
Mark 16:15 (KJV)
"Then saith he unto his disciples, The harvest truly is plenteous, but the labourers are few; Pray ye therefore the Lord of the harvest, that he will send forth labourers into his harvest."
Matt 9:37-38 (KJV)
"This is that bread which came down from heaven: not as your fathers did eat manna, and are dead: he that eateth of this bread shall live for ever."
John 6:58 (KJV)