Laravel Multi Databata Connection Join table

Datebase 1 = db1 Database 2 = db2

I have two databases connection, I wanted to run a eloquent or DB which joining connection1 and connection 2 table(db1.users and db2.users), and check connection1 id = connection 2 or not.

can someone guide me how to do that?

Appreciate that if someone could guide me what to do.

via Chebli Mohamed