Additional District and Sessions Judge K L Liana convicted Myanmarese national Vanlalpena for murdering one Lalropeka on August 21, 2008.
The court also slapped Rs 10,000 fine on him, failing which he will have to serve another six-month jail term.
According to prosecution, on August 21, 2008, Vanlalpena stopped a taxi near Rangvamual village, about 10 km from here, and asked its driver Lalhmundika and his elder brother Lalropeka to take him in the cab up to Salvation Army's Aizawl Temple.
After reaching the temple, he asked them to take him to Venghlui locality and attacked the two brothers with a knife, killing Lalropeka and injuring the younger brother.
He was apprehended by the local people.
Lalhmundika was rushed to Aizawl Civil Hospital, where he succumbed to his injuries.
