pay_center_server/vendor/laravel-lang/lang/locales/sk/auth.php

<?php

/*
|--------------------------------------------------------------------------
| Authentication Language Lines
|--------------------------------------------------------------------------
|
| The following language lines are used during authentication for various
| messages that we need to display to the user. You are free to modify
| these language lines according to your application's requirements.
|
*/

return [
    'failed'   => 'Prihlasovacie údaje nie sú správne.',
    'password' => 'Zadané heslo je nesprávne.',
    'throttle' => 'Prekročený limit pokusov. Skúste znovu o :seconds sekúnd.',
];