The magicians could not stand before Moses because of the boils, for boils were on the magicians and on all the Egyptians.

and in the place of the boil there is a white swelling or a reddish white bright spot, he must show himself to the priest. ¹ 

But if the bright spot stays in its place and has not spread, ¹  it is the scar of the boil, so the priest is to pronounce him clean. ² 

Isaiah ordered, “Get a fig cake.” So they did as he ordered ¹  and placed it on the ulcerated sore, and he recovered. ² 

¹  Isaiah ordered, “Let them take a fig cake and apply it to the ulcerated sore and he will get well.”