“Now no chastening seems to be joyful for the present, but grievous; nevertheless, afterward it yields the peaceable fruit of righteousness to those who have been trained by it.” Hebrews 12:11.
“Pursue peace with all men, and holiness, without which no one will see the Lord: looking diligently lest anyone fall short of the grace of God; lest any root of bitterness springing up cause trouble, and by this many become defiled…” Hebrews 12:14-15.
“Beware, brethren, lest there be in any of you an evil heart of unbelief in departing from the living God; but exhort [encourage] one another daily, while it is called ‘Today,’ lest any of you be hardened through the deceitfulness of sin.” Hebrews 3:12-13.
“Therefore put to death your members which are on the earth: fornication, uncleanness, passion, evil desire, and covetousness, which is idolatry. Because of these things the wrath of God is coming upon the sons of disobedience, in which you also once walked when you lived in them.” Colossians 3:5-7.
