Deuteronomy 10:20

“You shall not take the name of Yahweh your God in vain, for Yahweh will not leave him unpunished who takes His name in vain.

‘You shall not take the name of Yahweh your God in vain, for Yahweh will not leave him unpunished who takes His name in vain.

“Yahweh your God you shall fear; and Him you shall serve; and by His name you shall swear.

“For if you are careful to keep this entire commandment which I am commanding you to do, to love Yahweh your God, to walk in all His ways, and to cling to Him,

“You shall walk after Yahweh your God and fear Him; and you shall keep His commandments, listen to His voice, serve Him, and cling to Him.

by loving Yahweh your God, by listening to His voice, and by holding fast to Him; for this is your life and the length of your days, that you may live in the land which Yahweh swore to your fathers, to Abraham, to Isaac, and to Jacob, to give them.”

so that you will not go along with these nations, these which remain among you, and you will not mention the name of their gods, and you will not make anyone swear by them, and you will not serve them, and you will not bow down to them.

Then Samuel spoke to all the house of Israel, saying, “If you are to return to Yahweh with all your heart, then remove the foreign gods and the Ashtaroth from among you and set your hearts toward Yahweh and serve Him alone; and He will deliver you from the hand of the Philistines.”

So he clung to Yahweh; he did not turn away from following Him, but kept His commandments, which Yahweh had commanded Moses.

And you will swear, ‘As Yahweh lives,’ In truth, in justice, and in righteousness; Then the nations will be blessed in Him, And in Him they will boast.”

Then Jesus *said to him, “Go, Satan! For it is written, ‘You shall worship the Lord your God, and serve Him only.’”

And Jesus answered and said to him, “It is written, ‘You shall worship the Lord your God and serve Him only.’”