That is what he is saying......now. But guilt has a tendency to fade. Take the time to get consults from lawyers. Make sure you are protected legally. Lots of LBSs thought their spouse would just do the right thing. If he can break sacred wedding vows he certainly can break a verbal agreement.
"What is best for my kids is best for me" Amor Fati Link to quotes: https://www.divorcebusting.com/forums/ubbthreads.php?ubb=showflat&Number=2879712