Proverbs 23:6-7

6 Don't eat the food of him who has a stingy eye,  And don't crave his delicacies:

7 For as he thinks about the cost, so he is.  "Eat and drink!" he says to you,  But his heart is not with you.

Ephesians 2:1-4

1 You were made alive when you were dead in transgressions and sins,  2 in which you once walked according to the course of this world, according to the prince of the powers of the air, the spirit who now works in the children of disobedience;  3 among whom we also all once lived in the lust of our flesh, doing the desires of the flesh and of the mind, and were by nature children of wrath, even as the rest.  4 But God, being rich in mercy, for his great love with which he loved us,