Hebrews 9:22

Context
9:22 Indeed according to the law almost everything was purified with blood, and without the shedding of blood there is no forgiveness.

Hebrews 10:28

Context
10:28 Someone who rejected the law of Moses was put to death ¹  without mercy on the testimony of two or three witnesses. ² 

Hebrews 11:6

Context
11:6 Now without faith it is impossible to please him, for the one who approaches God must believe that he exists and that he rewards those who seek him.

Hebrews 11:27

Context
11:27 By faith he left Egypt without fearing the king’s anger, for he persevered as though he could see the one who is invisible.