//controller:
public function create():View
{
$users= User::select(['id','name'])
->pluck('name','id');
return view('tasks.create',compact('users'));
//blade
<select name="user_id">
@foreach($users as $id =>$name)
<option value="{{$id}}"
@selected($id===old('user_id'))>
{{$name}}
</option>
@endforeach
}