Hebrews 2:3

2:3 how will we escape if we neglect such a great salvation? It was first communicated through the Lord and was confirmed to us by those who heard him,

Hebrews 3:15

3:15 As it says, “Oh, that today you would listen as he speaks! Do not harden your hearts as in the rebellion.”

Hebrews 4:2

4:2 For we had good news proclaimed to us just as they did. But the message they heard did them no good, since they did not join in with those who heard it in faith.