Genesis

And let it come to pass, that the damsel to whom I shall say, Let down thy pitcher, I pray thee, that I may drink; and she shall say, Drink, and I will give thy camels drink also: let the same be she that thou hast appointed for thy servant Isaac; and thereby shall I know that thou hast shewed kindness unto my master.

But the liberal deviseth liberal things; and by liberal things shall he stand.

House and riches are the inheritance of fathers: and a prudent wife is from the Lord.

Be not forgetful to entertain strangers: for thereby some have entertained angels unawares.