get data from database

app/Http/Controllers/Controller.php

 
     public function getDatabase()
     {
-        $wo = WorkOrder::where('wo','WO-14504')->first();
+        $wo = WorkOrder::where('wo','WO-15047')->first();
         $customer = Subscriber::where('_id',$wo->_id)->first();
-        $docket = Docket::where('docket_id','DO-113063')->first();
+        $docket = Docket::where('docket_id','DO-113233')->first();
         $form = Form::where('_id',$wo->_id)->first();
+        $staff = StaffDetail::where('_id', $docket->installer_id)->first();
 
-        return $wo . $customer . $docket . $form;
+        return $wo . $customer . $docket . $form . $staff;
     }
 }