Shared ground
Deuteronomy 21:18–21 describes an extreme, public case: a son is repeatedly “stubborn and rebellious,” refuses the “voice” of both parents, and does not respond even after discipline. The parents do not act alone; they bring him to the elders at the city gate and make a public statement about an ongoing pattern of refusal and destructive excess (“glutton… drunkard”). The outcome is a community execution, framed as removing “evil” and creating deterrence (“all Israel shall hear, and fear”).
The passage assumes that household breakdown can become a community problem. Authority is shared: father and mother act together; elders are the public forum; “all the men of his city” carry out the sentence. The stated goal is communal protection and warning, not private revenge.
Where interpretation differs
Some readers take “glutton and drunkard” mainly as descriptive evidence of a settled, self-destructive lifestyle that wastes resources and signals persistent disorder. Others hear it as closer to a recognized charge category: not simply overeating, but an entrenched pattern of dissipation that makes the son socially dangerous.
Some readers think the elders mostly receive the parents’ formal accusation as sufficient in itself, because parents are presumed credible and the case is already at the “last resort” stage. Others think the mention of elders at the gate implies some level of inquiry or confirmation, even if the passage does not spell out a procedure.
Another question is what “son” implies. Some think it points to an older, still-dependent son (old enough for “drunkard,” yet still under parental authority). Others read it more broadly as any male child under the household, without specifying age.
Why the disagreement exists
The text gives a clear sequence (persistent refusal → parents bring him → parents speak → community executes), but it is brief about legal process details. It also uses terms (“glutton,” “drunkard,” “stubborn,” “rebellious”) that can be heard either as everyday descriptions or as tighter legal language. And “son” can denote a range of ages in family contexts, so readers infer age from context rather than from an explicit statement.
What this passage clearly contributes
Explicitly, the passage presents a last-stage response to entrenched, uncorrectable rebellion within the covenant community: parental discipline has been tried; the matter moves to public leaders; the community executes the penalty; and the result is described as purging evil and producing fear across Israel. Theologically, it supports the idea that covenant life treats some forms of persistent, destructive refusal of authority as a public threat, not merely a private family issue, and it connects communal justice with communal moral formation (public knowledge and deterrence).