Hebrews 12:8
But if ye be without chastisement, whereof all are partakers, then are ye bastards, and not sons.
More from Hebrews 12
Wherefore seeing we also are compassed about with so great a cloud of witnesses, let us lay aside every weight, and the sin which doth so easily beset us, and let us run with patience the race that is set before us,
Looking unto Jesus the author and finisher of our faith; who for the joy that was set before him endured the cross, despising the shame, and is set down at the right hand of the throne of God.
For consider him that endured such contradiction of sinners against himself, lest ye be wearied and faint in your minds.
Ye have not yet resisted unto blood, striving against sin.
And ye have forgotten the exhortation which speaketh unto you as unto children, My son, despise not thou the chastening of the Lord, nor faint when thou art rebuked of him: