Ezekiel 2:4
For they are impudent children and obstinate in heart. I send thee to them; and thou shalt say to them, Thus saith the Lord GOD.
Ezekiel 3:7
But the house of Israel will not hearken to thee; for they will not hearken to me: for all the house of Israel are impudent and hard-hearted.
Psalm 95:8
Harden not your heart, as in the provocation, and as in the day of temptation in the wilderness:
Isaiah 48:4
Because I knew that thou art obstinate, and thy neck is an iron sinew, and thy brow brass;
Jeremiah 5:3
O LORD, are not thy eyes upon the truth? thou hast stricken them, but they have not grieved; thou hast consumed them, but they have refused to receive correction: they have made their faces harder than a rock; they have refused to return.
Jeremiah 6:15
Were they ashamed when they had committed abomination? no, they were not at all ashamed, neither could they blush: therefore they shall fall among them that fall: at the time that I visit them they shall be cast down, saith the LORD.
Deuteronomy 10:16
Circumcise therefore the foreskin of your heart, and be no more stiff-necked.
Deuteronomy 31:27
For I know thy rebellion, and thy stiff neck: behold, while I am yet alive with you this day, ye have been rebellious against the LORD; and how much more after my death?
1 Kings 22:14
And Micaiah said, As the LORD liveth, what the LORD saith to me, that will I speak.
2 Chronicles 30:8
Now be ye not stiff-necked, as your fathers were, but yield yourselves to the LORD, and enter into his sanctuary, which he hath sanctified for ever: and serve the LORD your God, that the fierceness of his wrath may turn away from you.
2 Chronicles 36:13
And he also rebelled against king Nebuchadnezzar, who had made him swear by God: but he stiffened his neck, and hardened his heart from turning to the LORD God of Israel.
Proverbs 21:29
A wicked man hardeneth his face: but as for the upright, he directeth his way.
Jeremiah 3:3
Therefore the showers have been withheld, and there hath been no latter rain? and thou hadst a harlot's forehead, thou refusedst to be ashamed.
Jeremiah 8:12
Were they ashamed when they had committed abomination? no, they were not at all ashamed, neither could they blush: therefore shall they fall among them that fall: in the time of their visitation they shall be cast down, saith the LORD.
Jeremiah 26:2-3
Thus saith the LORD; Stand in the court of the LORD'S house, and speak to all the cities of Judah, which come to worship in the LORD'S house, all the words that I command thee to speak to them; diminish not a word:
Matthew 10:16
Behold, I send you forth as sheep in the midst of wolves: be ye therefore wise as serpents, and harmless as doves.
Acts 20:26-27
Wherefore I call you to witness this day, that I am pure from the blood of all men.