Laravel filter by tag

Ane punya article pas ane klik tagnya, filter article by tag gamuncul satu artcile pun, mohon bantuan nya gan

 public function blogtag($slug)
    {

        $tag = Tag::with('blogs')->where('slug',$slug)->get();
        $datag = Tag::all();
        $blogs = Blog::with('tags')->where('slug')->latest()->paginate(6);
        $categories = BlogCategory::all();
        $blogdata = Blog::orderBy('created_at', 'desc')->take(5)->get();
        return view('front/blog/all',compact('blogs','tag','datag','categories','blogdata'));

    }