Bible Verses About Sincerity: Our service to God

Now, therefore, fear the LORD and serve Him in sincerity and truth; cast aside the gods your fathers served beyond the Euphrates and in Egypt, and serve the LORD.

But a time is coming and has now come when the true worshipers will worship the Father in spirit and in truth, for the Father is seeking such as these to worship Him.

God is Spirit, and His worshipers must worship Him in spirit and in truth.”