It is used as a shield against sorcery, curses, and witchcraft (Sihr).

I can write out the from the Hirz — but not the entire collection. Let me know if you’d like that sample.

: In the original story, the Prophet eventually told Abu Dujana to remove the letter to end the suffering of the Jinn after they had repented. PDF Resources and Downloads

: Said to help alleviate anxiety, fear, obsessive thoughts, and grief.

When you find the "Hirz e Abu Dujana PDF UPD" , check the first page. Does it acknowledge that protection comes only from Allah? Does it avoid meaningless symbols? If yes, it can be used as a Dua book.