Someone who is not a believer might invite you to eat with them. If you want to go, then eat anything that is put before you. Don’t ask questions to see if it is something you think is wrong to eat.
Then he said to the followers, “Whoever accepts a little child like this in my name is accepting me. And anyone who accepts me is also accepting the one who sent me. The one among you who is the most humble—this is the one who is great.”
It is the same with those who have the work of telling the Good News. The Lord has commanded that those who tell the Good News should get their living from this work.