Luke 17:9

6 And the Lord said, If ye had faith as a grain of mustard-seed, ye might say to this sycamine-tree, Be thou plucked up by the root, and be thou planted in the sea; and it would obey you.

7 But which of you having a servant plowing, or feeding cattle, will say to him immediately, when he is come from the field, Go and sit down to eat?

8 And will not rather say to him, Make ready wherewith I may sup, and gird thyself, and serve me, till I have eaten and drank; and afterward thou shalt eat and drink?

9 Doth he thank that servant, because he did the things that were commanded him? I suppose not.

10 So likewise ye, when ye shall have done all the things which are commanded you, say, We are unprofitable servants: we have done that which it was our duty to do.

11 And it came to pass, as he went to Jerusalem, that he passed through the midst of Samaria and Galilee.

12 And as he entered into a certain village, there met him ten men that were lepers, who stood at a distance.