India qualified for the 2019 Asian Cup after crushing Macau 4-1 in their qualifier at the Sree Kanteerava Stadium here.
India had failed to qualify for the 2015 AFC Asian Cup. "I was there when we missed out in 2015 and that still hurts me," Chhetri said after the match.
"This is the tournament we play for. We get to rub our shoulders against best in Asia which we don't get many times," he added.
Macau defender Man Fai Ho scored an own goal in the 70th minute.
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Nicholas Mario de Almeida Torro scored the lone goal for the visitors in the 37th minute.
Chhetri lauded his teammates for their performance.
"Amazing feeling. We have worked hard for this. Quite a group. Good last 3 points, great feeling. Happy with the way we bounced back," the striker said.
"Just four teams qualified. It shows our hard work. We will keep working hard.