Laravel 5.x a href to route inside if and foreach

The original code bellow:(What is the property syntax for a href url link to route inside the code bellow). Appreciate for anyone can help.

if ($application) {
            foreach ($application as $key => $applications) {
                $output .= '<tr>'.
                    '<td>'.$applications->person_id.'</td>'.
                    '<td>'.$applications->name_khmer.'</td>'.
                    '<td>'.$applications->name_latin.'</td>'.
                    '<td>'.$applications->app_sex.'</td>'.
                    '<td>'.$applications->app_dob.'</td>'.
                    '<td>'.$applications->app_nat.'</td>'.
                    '<td>'.$applications->app_pob.'</td>'.
                    '<td>'.$applications->app_current.'</td>'.
                    '<td>'.$applications->e_mail.'</td>' .
                    '<td>'.$applications->telephone.'</td>'.
                    '<td>'.$applications->app_no.'</td>'.
                    '<td>'.$applications->app_title.'</td>'.
                    '<td>'.$applications->created_at.'</td>'.
                    '<td>'.I want a href url link to route here.'</td>'.
                    '</tr>';
            }

via user3418777