Adolfo Miranda scored the all-important goal of the match at a rain-soaked Jawaharlal Nehru Stadium.
FC Bengaluru United (FCBU) entered the knockout stage of the Durand Cup after beating Indian Air Force 4-2 in a thrilling Group A match at the Kalyani Stadium on Thursday.
NorthEast United inched closer to a playoffs berth with a 2-1 win over 10-man SC East Bengal in the ISL
I-League: Churchill Brothers hand Mohammedan Sporting first defeat of season
Pedro scored in the 31st, 49th and 64th minutes while Romario Jesuraj got the other goal for Chennai in the 76th minute.
Here is a round-up of results from the ISL and I-League matches played on Tuesday
All the results from the I-League and ISL matches played on Saturday
FC Goa became the second Hero Indian Super League side to book their place in the play-offs after a convincing 3-0 win over Kerala Blasters FC in Margao Monday.
A summary of sports events and persons who made news on Sunday
A narrow 1-0 win was not enough for a desperate Mumbai City FC who were knocked out by FC Goa 5-2 on aggregate in the Hero Indian Super League semi-final at the Jawaharlal Nehru Stadium, in Margao, on Tuesday.
Summary of sports events and persons who made news on Sunday