re ‧ pent /rɪˈpent/ BrE AmE verb [intransitive and transitive] formal
[ Date: 1200-1300 ; Language: Old French ; Origin: repentir , from pentir 'to be sorry' ]
to be sorry for something and wish you had not done it – used especially when considering your actions in a religious way
repent of
He repented of his sins before he died.