Verses with the word cure in the Old Testament (2 verses):

Jeremiah 33:6
Behold, I will bring it health and cure, and I will cure them, and will reveal unto them the abundance of peace and truth.

Hosea 5:13
When Ephraim saw his sickness, and Judah saw his wound, then went Ephraim to the Assyrian, and sent to king Jareb: yet could he not heal you, nor cure you of your wound.