KJV - When I shall make the land of Egypt desolate, and the country shall be destitute of that whereof it was full, when I shall smite all them that dwell therein, then shall they know that I am the LORD.
ASV - When I shall make the land of Egypt desolate and waste, a land destitute of that whereof it was full, when I shall smite all them that dwell therein, then shall they know that I am Jehovah.
BBE - When I make Egypt an unpeopled waste, cutting off from the land all the things in it; when I send punishment on all those living in it, then it will be clear to them that I am the Lord.
WEB - When I shall make the land of Egypt desolate and waste, a land destitute of that of which it was full, when I shall strike all those who dwell therein, then shall they know that I am Yahweh.
YLT - In My making the land of Egypt a desolation, And desolated hath been the land of its fulness, In My smiting all the inhabitants in it, And they have known that I `am' Jehovah.