Forefend
Forefend , transitive verb
[Old English forfenden; pref. for- + fenden to fend. See Fend, transitive verb]
To hinder; to fend off; to avert; to prevent the approach of; to forbid or prohibit. See Forfend.
God forefend it should ever be recorded in our history.
It would be a far better work... to forefend the cruelty.