Deuteronomy 8:18

18 But remember the LORD your God, for it is he who gives you the ability to produce wealth, and so confirms his covenant, which he swore to your ancestors, as it is today.

Read Deuteronomy 8:18 Using Other Translations

But thou shalt remember the LORD thy God: for it is he that giveth thee power to get wealth, that he may establish his covenant which he sware unto thy fathers, as it is this day.
You shall remember the LORD your God, for it is he who gives you power to get wealth, that he may confirm his covenant that he swore to your fathers, as it is this day.
Remember the LORD your God. He is the one who gives you power to be successful, in order to fulfill the covenant he confirmed to your ancestors with an oath.