Luke 6:34
if you lend with the expectation of gaining by it, where's the obligation? for the heathen lend to one another, for the prospect of an equivalent.
Matthew 5:42
give to him that asks you, and from him that would borrow of you turn not away.
Luke 14:12-14
Then he said to the Pharisee, that had invited him, when you give a dinner, or a supper, don't call your friends, or your brethren, or kinsmen, or wealthy neighbours; lest they invite you again, and make you a requital.
Luke 6:35
but as for you, love your enemies, do good, and lend without expecting any advantage from it: so shall your reward be great, in acting like the children of the most high: for he is kind to the most ungrateful wretches.
Treasury of Scripture Knowledge did not add