Any of us can ask. That's how one becomes "elect."
Try John 6:65, where Jesus says who can come to him. Start with verse 63 to get the full measure.
And of course, Romans 9:10-24, particularly verse 16.
And John 5:21
And if you haven't dispensed with the Old Testament, there's Deuteronomy 7:6
And of course Phillipians 2:13