“You don’t go on Sunday to beg forgiveness and confess your sins, though, I realize that most churches and people don’t follow this anymore.”
That’s Pharasees thinking. I don’t think the Creator of the universe has a problem with people repenting at an unscheduled time and place.
No, he could have repented at an unscheduled time on a Sunday. “Unscheduled” is the key word.