Hebrews 2:2

2:2 For if the message spoken through angels proved to be so firm that every violation or disobedience received its just penalty,

Hebrews 6:8

6:8 But if it produces thorns and thistles, it is useless and about to be cursed; its fate is to be burned.

Hebrews 11:3

11:3 By faith we understand that the worlds were set in order at God’s command, so that the visible has its origin in the invisible.