The quoting system doesn't work like that - it's a code that makes the persons name come up about a quoted post. For example, I could quote your post, edit the code around and...
You could have Baj on your ignore list, but as far as the ignore function is concerned this post is nothing to do with him. This is down to VBulletins software and unfortunately I don't think there's a whole lot the admin could do about it.
The only thing I could possibly think of is if there was an ignore function that blocked any post containing that persons username, but then if you blocked someone with Saint in their username you'd have a lot of blocked posts on a forum discussing the Saints.