Hebrews 2:1; Hebrews 9:26; Hebrews 11:6

1 Therefore we ought to give the more earnest heed to the things which we have heard, lest at any time we should let them slip.

26 For then must he often have suffered since the foundation of the world: but now once in the end of the world hath he appeared to put away sin by the sacrifice of himself.

6 But without faith it is impossible to please him: for he that cometh to God must believe that he is, and that he is a rewarder of them that diligently seek him.