7. Endure your suffering as discipline; God is treating you as sons. For what son is there that a father does not discipline?
8. But if you do not experience discipline, something all sons have shared in, then you are illegitimate and are not sons.
9. Besides, we have experienced discipline from our earthly fathers and we respected them; shall we not submit ourselves all the more to the Father of spirits and receive life?
10. For they disciplined us for a little while as seemed good to them, but he does so for our benefit, that we may share his holiness.
11. Now all discipline seems painful at the time, not joyful. But later it produces the fruit of peace and righteousness for those trained by it.
12. Therefore, strengthen your listless hands and your weak knees,
13. and make straight paths for your feet, so that what is lame may not be put out of joint but be healed.
14. Pursue peace with everyone, and holiness, for without it no one will see the Lord.
15. See to it that no one comes short of the grace of God, that no one be like a bitter root springing up and causing trouble, and through him many become defiled.
16. And see to it that no one becomes an immoral or godless person like Esau, who sold his own birthright for a single meal.
17. For you know that later when he wanted to inherit the blessing, he was rejected, for he found no opportunity for repentance, although he sought the blessing with tears.
18. For you have not come to something that can be touched, to a burning fire and darkness and gloom and a whirlwind