Significance of Aaiu
The Aaiu, sometimes called Ius or later Jews, are worshippers of the ass-headed god Iu in Egyptian lore. They are believed to ascend with Ra towards the heavens. Furthermore, the Aaiu stand in opposition to Apep, with prophecies stating they will ultimately destroy him through the use of powerful words.
The below excerpts are indicatory and do represent direct quotations or translations. It is your responsibility to fact check each reference.
Classical concept of 'Aaiu'
From: Ancient Egypt the Light of the World
(1) The Aaiu, also known as the Ius or later Jews, are among the worshippers of the ass-headed god Iu, and are said to rise with Ra towards the heavens.[1]
From: The Book of Gates
(1) The AAIU are against Apep, and they shall destroy thee, according to the words of power.[2]