Verses with the word forgetteth in the Old Testament (3 verses):

Job 39:15
And forgetteth that the foot may crush them, or that the wild beast may break them.

Psalms 9:12
When he maketh inquisition for blood, he remembereth them: he forgetteth not the cry of the humble.

Proverbs 2:17
Which forsaketh the guide of her youth, and forgetteth the covenant of her God.