How to get top 10 category list in laravel eloquent query

i have three table one is category table and another is product table and one more product_to_category table, and it has only product_id and category_id column.

Now i want to get top 10 categories with maximum number of product, with details of 10 products from each category.

What i wrote is

$result = ProductToCategory::groupBy('category_id')->with(['product',function($q){
  $q->take(10);
}])->orderBy('category_id)->take(10);

But this is not working.How to write this query properly Can anyone please help. ty

via Chebli Mohamed