Verses with the word incurable in the Apocrypha (2 verses):

Judith 5:12
Then they cried unto their God, and he smote all the land of Egypt with incurable plagues: so the Egyptians cast them out of their sight.

2 Maccabees 9:5
But the Lord Almighty, the God of Isreal, smote him with an incurable and invisible plague: or as soon as he had spoken these words, a pain of the bowels that was remediless came upon him, and sore torments of the inner parts;