a boil
Exodus 9:9
And it shall become small dust in all the land of Egypt, and shall be a boil breaking forth with blains upon man, and upon beast, throughout all the land of Egypt.
Exodus 15:26
And said, If thou wilt diligently hearken to the voice of the LORD thy God, and wilt do that which is right in his sight, and wilt give ear to his commandments, and keep all his statutes, I will put none of these diseases upon thee, which I have brought upon the Egyptians: for I am the LORD that healeth thee.
2 Kings 20:7
And Isaiah said, Take a lump of figs. And they took and laid it on the boil, and he recovered.
Job 2:7
So went Satan forth from the presence of the LORD, and smote Job with sore boils from the sole of his foot unto his crown.
Psalm 38:3-7
3
There is no soundness in my flesh because of thine anger; neither is there any rest in my bones because of my sin.
4
For mine iniquities are gone over mine head: as an heavy burden they are too heavy for me.
5
My wounds stink and are corrupt because of my foolishness.
6
I am troubled; I am bowed down greatly; I go mourning all the day long.
7
For my loins are filled with a loathsome disease: and there is no soundness in my flesh.
Isaiah 38:21
For Isaiah had said, Let them take a lump of figs, and lay it for a plaister upon the boil, and he shall recover.