Proverbs 29:1

1 aHe who is often reproved, yet stiffens his neck,
will suddenly be bbroken cbeyond healing.

Isaiah 48:4

4Because I know that dyou are obstinate,
and your neck is an iron sinew
and your forehead brass,

Ezekiel 3:7

7 eBut the house of Israel will not be willing to listen to you, for they are not willing to listen to me: because all the house of Israel fhave a hard forehead and a stubborn heart.

Daniel 5:20

20But gwhen his heart was lifted up and his spirit was hardened so that he dealt proudly, hhe was brought down from his kingly throne, and his glory was taken from him.

Zechariah 7:11-12

11But ithey refused to pay attention jand turned a stubborn shoulder and stopped their ears that they might not hear.
Hebrew and made their ears too heavy to hear
12 lThey made their hearts diamond-hard mlest they should hear the law and the words that the Lord of hosts had sent nby his Spirit through othe former prophets. pTherefore great anger came from the Lord of hosts.

Hebrews 3:13

13But qexhort one another every day, as long as it is calledtoday,” that none of you may be hardened by rthe deceitfulness of sin.

Hebrews 3:15

15As it is said,

sToday, if you hear his voice,
do not harden your hearts as in the rebellion.”

Hebrews 4:7

7again he appoints a certain day, “Today,” saying through David so long afterward, in the words already quoted,

tToday, if you hear his voice,
do not harden your hearts.”
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