Vijay Kumar, a resident of Alwar district, jumped before a train to end his life on Ambala-Jagadhari rail track near Ambala Cantt railway station last evening, SHO, GRP Ambala Sukhvinder Singh said.
Kumar had killed his wife, two daughters and a son in his police quarter on July 22 and was absconding since then.
Besides the cash, a railway ticket from Chandigarh to Kalka was also recovered form his possession, Singh said.