Prem Bahadhur Ramkhadka (52), who hailed from Nepal and worked as a security guard in Sathenagar area, was stoned to death late last night, police said.
Police probe zeroed in on Rudrabahadur Sherbahadur Gurang (42), who was tracked down and arrested from a hotel in Manmad while he was on his way to his home country, said an officer.
Gurung, who worked as a sweeper at a hotel, and Ramkhadka often quarrelled, and yesterday they had another spat, police said.
Further probe is on.