James 1:8

1 Kings 18:21 NIV
Elijah went before the people and said, “How long will you waver between two opinions? If the Lord is God, follow him; but if Baal is God, follow him.” But the people said nothing.

James 4:8 NIV
Come near to God and he will come near to you. Wash your hands, you sinners, and purify your hearts, you double-minded.

Matthew 6:24 NIV
“No one can serve two masters. Either you will hate the one and love the other, or you will be devoted to the one and despise the other. You cannot serve both God and money.