حَجَرَ (على) to limit someone's legal competence; to place under guardianship (after declaring legally incompetent); to interdict, enjoin (from), prohibit (from), forbid (from); to prevent (from); to restrain, detain; to deny access to

حَجَرَ عَلَيْهِ صِحّيّاً (فِي مَحْجَر صِحّيّ) to quarantine