Distance between Maulana and Ambala is 40-45km. By bus, you can easily reach there. By train, catch Jalandhar NDLS Express/14682 from Umbala at 07:45am and get down at next station i.e Barara, from Barara you can get to Maulana easily(it very near to Barara).
P.S : Bus connectivity is easy so, preference should be given to bus.