Deuteronomy 28:12-13

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12} The Lord will open for you His abundant storehouse, the sky, to give your land rain in its season and to bless all the work of your hands.^(A) You will lend to many nations, but you will not borrow. ^{Tools
13} The Lord will make you the head and not the tail; you will only move upward and never downward if you listen to the Lord your God’s commands I am giving you today and are careful to follow them.

Cross references:

A. Deuteronomy 28:12: Deuteronomy 30:9