Basic

namespace App\Http\Controllers;
use App\Http\Controllers\Controller;
use App\Models\User;
class UserController extends Controller
{
    public function show($id)
 {
        return view('user.profile', [
            'user' => User::findOrFail($id)
        ]);
    }
}

Define a route for this controller method:

use App\Http\Controllers\UserController;
Route::get('/user/{id}', [UserController::class, 'show']);