Once the interim is fulfilled, you may reconcile with them equitably, or go through with the separation equitably. You shall have two equitable witnesses witness the divorce before God. This is to enlighten those who believe in God and the Last Day. Anyone who reverences God, He will create an exit for him.
فَإِذا بَلَغنَ أَجَلَهُنَّ فَأَمسِكوهُنَّ بِمَعروفٍ أَو فارِقوهُنَّ بِمَعروفٍ وَأَشهِدوا ذَوَى عَدلٍ مِنكُم وَأَقيمُوا الشَّهٰدَةَ لِلَّهِ ذٰلِكُم يوعَظُ بِهِ مَن كانَ يُؤمِنُ بِاللَّهِ وَاليَومِ الـٔاخِرِ وَمَن يَتَّقِ اللَّهَ يَجعَل لَهُ مَخرَجًا
fa izaa balaghna ajalahunna fa amsikoohunna bima’roofin aw faariqoohunna bima’roofinw wa ashhidoo zawai ‘adlim minkum wa aqeemush shahaadata lillaah; zaalikum yoo’azu bihee man kaana yu’minu billaahi wal yawmil aakhir; wa many yattaqil laaha yaj’al lahoo makhrajaa