Whoever remains stiff-necked after many rebukes will suddenly be destroyed—without remedy.
NMVHe, that being often reproved hardens [his] neck, shall suddenly be destroyed, and that without remedy.
OJBHe, that being often reproved, stiffeneth his neck, shall suddenly be destroyed, and that without marpeh (remedy).
T4TSome people remain stubborn [IDM] even though they are often reproved/warned about doing what is wrong, but some day they will be crushed/ruined, and nothing will be able to heal them.