Isaiah 29:13
Therefore the Lord said: “These people draw near to Me with their mouths and honor Me with their lips, but their hearts are far from Me. Their worship of Me is but rules taught by men.

Mark 7:6
Jesus answered them, “Isaiah prophesied correctly about you hypocrites, as it is written: ‘These people honor Me with their lips, but their hearts are far from Me.

Ezekiel 33:31
So My people come to you as usual, sit before you, and hear your words; but they do not put them into practice. Although they express love with their mouths, their hearts pursue dishonest gain.

Isaiah 1:11-15
“What good to Me is your multitude of sacrifices?” says the LORD. “I am full from the burnt offerings of rams and the fat of well-fed cattle; I take no delight in the blood of bulls and lambs and goats. / When you come to appear before Me, who has required this of you—this trampling of My courts? / Bring your worthless offerings no more; your incense is detestable to Me. New Moons, Sabbaths, and convocations—I cannot endure iniquity in a solemn assembly. ...

Jeremiah 12:2
You planted them, and they have taken root. They have grown and produced fruit. You are ever on their lips, but far from their hearts.

Hosea 6:6
For I desire mercy, not sacrifice, and the knowledge of God rather than burnt offerings.

Amos 5:21-23
“I hate, I despise your feasts! I cannot stand the stench of your solemn assemblies. / Even though you offer Me burnt offerings and grain offerings, I will not accept them; for your peace offerings of fattened cattle I will have no regard. / Take away from Me the noise of your songs! I will not listen to the music of your harps.

Micah 6:6-8
With what shall I come before the LORD when I bow before the God on high? Should I come to Him with burnt offerings, with year-old calves? / Would the LORD be pleased with thousands of rams, with ten thousand rivers of oil? Shall I present my firstborn for my transgression, the fruit of my body for the sin of my soul? / He has shown you, O man, what is good. And what does the LORD require of you but to act justly, to love mercy, and to walk humbly with your God?

Psalm 78:36-37
But they deceived Him with their mouths, and lied to Him with their tongues. / Their hearts were disloyal to Him, and they were unfaithful to His covenant.

Psalm 50:16-17
To the wicked, however, God says, “What right have you to recite My statutes and to bear My covenant on your lips? / For you hate My instruction and cast My words behind you.

Proverbs 26:23
Like glaze covering an earthen vessel are burning lips and a wicked heart.

Romans 2:28-29
A man is not a Jew because he is one outwardly, nor is circumcision only outward and physical. / No, a man is a Jew because he is one inwardly, and circumcision is a matter of the heart, by the Spirit, not by the written code. Such a man’s praise does not come from men, but from God.

1 Samuel 15:22
But Samuel declared: “Does the LORD delight in burnt offerings and sacrifices as much as in obedience to His voice? Behold, obedience is better than sacrifice, and attentiveness is better than the fat of rams.

1 John 3:18
Little children, let us love not in word and speech, but in action and truth.

James 1:26
If anyone considers himself religious and yet does not bridle his tongue, he deceives his heart and his religion is worthless.