Parallel
Hebrews 12:8
Nestle 1904 Greek New Testament · Berean Standard Bible
εἰ δὲ χωρίς ἐστε παιδείας ἧς μέτοχοι γεγόνασιν πάντες ἄρα νόθοι καὶ οὐχ υἱοί ἐστε
If you do not experience discipline like everyone else, then you are illegitimate children and not true sons.