Rizwan was confident and displayed tremendous willpower and his only thoughts were about the semifinal, Dr. Saheer Sainalabdeen, who treated the cricketer, said.
Together with skipper Babar Azam (39), Rizwan shared 71 runs for the opening stand before stitching 72 runs with Zaman.
The Black Caps chased down a small target of 125 with 11 balls to spare to secure a top-2 finish in Group 2 with eight points from five matches.
India will next lock horns against Scotland at the Dubai International Stadium on Friday, November 5.
A clinical New Zealand defeated India by eight wickets on Sunday, Oct 31, to strengthen their chances of advancing to the semifinals in the ICC men's T20 World Cup.