New Revised Standard Version
It shall become fine dust all over the land of Egypt, and shall cause festering boils on humans and animals throughout the whole land of Egypt.”

Contemporary English Version
The ashes will blow across the land of Egypt, causing sores to break out on people and animals.

New American Bible
It will turn into fine dust over the whole land of Egypt and cause festering boils on human being and beast alike throughout the land of Egypt.

Douay-Rheims Bible
And be there dust upon all the land of Egypt: for there shall be boils and swelling blains both in men and beasts, in the whole land of Egypt.

And be there dust upon all the land of Egypt: for there shall be boils and swelling blains both in men and beasts, in the whole land of Egypt.

a boil

Leviticus 13:18-20 When also there has been an ulcer in the flesh and the skin, and it has been healed: . . .

Deuteronomy 28:27,35 The Lord strike thee with the ulcer of Egypt, and the part of thy body, by which the dung is cast out, with the scab and with the itch: so that thou canst not be healed. . . .

Job 2:7 So Satan went forth from the presence of the Lord, and struck Job with a very grievous ulcer, from the sole of the foot even to the top of his head:

Revelation 16:2 And the first went and poured out his vial upon the earth. And there fell a sore and grievous wound upon men who had the character of the beast: and upon them that adored the image thereof.