get only one row from first table in table left join in laravel

I have two table 1. Bog_post 2. blog_image

Now I want only one image from blog_image table. I also save blog id in blog_image table. how can i do this query in laravel ?

from Newest questions tagged laravel-5 - Stack Overflow http://ift.tt/2i0Btdt
via IFTTT