Atta village resident Sumit Mishra was parking his motorcycle after returning home last night.
He had an altercation with three men over parking, said Anil Kumar Sahi, Sector 20 police station in-charge.
The accused men Mirchi, Sachin, and a third person, became furious, pulled out a knife and stabbed Sumit.
He was admitted to Kailash Hospital.
An FIR has been lodged against the three accused who are absconding.