Step - 1:
Copy the text from your word documentStep - 2:
Go to the Illustrator, select the text tool & create a box for textStep - 3:
Paste the Arabic text from MS word.Step - 4:
Select text and chose any Arabic font or Arial fontStep - 5:
Then go to: Windows > Paragraph > panel menu. Select as below shown in the image.
Step - 6:
For text direction, select the paragraph direction from the Paragraph panel.