Hebrews 2:1-3

ISV(i) 1 For this reason we must pay closer attention to the things we have heard, or we may drift away, 2 because if the message spoken by angels was reliable, and every violation and act of disobedience received its just punishment, 3 how will we escape if we neglect a salvation as great as this? It was first proclaimed by the Lord himself, and then it was confirmed to us by those who heard him,