Hebrews 10:28; Hebrews 12:1

Hebrews 10:28

28 Anyone who has set aside the Law of Moses dies without mercy on the testimony of two or three witnesses.

Hebrews 12:1

1 Therefore, since we have so great a cloud of witnesses surrounding us, let us also lay aside every encumbrance and the sin which so easily entangles us, and let us run with endurance the race that is set before us,