en_tn/mat/10/40.md

Jesus begins to explain to his apostles that he will reward people who help them as they go.

He who

This can also be translated “Whoever” or “Anyone who” or “The one who” (see UDB).

welcomes

This is the same word as "receive" in Matthew 10:14 and means "receives as a guest."

you

The pronoun "you" refers to the twelve apostles to whom Jesus is speaking.

welcomes him who sent me

"welcomes God the Father who sent me"