1 Thessalonians 2:9

and because he was of the same trade, he was staying with them and they were working, for by trade they were tent-makers.

Do we not have authority to eat and drink?

I have been in labor and hardship, in many sleepless nights, in starvation and thirst, often hungry, in cold and without enough clothing.

For even in Thessalonica you sent a gift more than once for my needs.

nor did we eat anyone’s bread without paying for it, but with labor and hardship we kept working night and day so that we would not be a burden to any of you;