The Test debutant went on to take 6-39 on day five as India crashed to 151 all out and lost the series 2-0.
"The moment for me I think was the captains wicket. That was a very special moment and I felt that I had worked hard and sort of figured out a gameplan of bowling towards him. So finally getting that really did mean a lot to me," Ngidi said after winning the Man-of-the-Match award for taking 7 wickets for 90 runs in this second Test.
"To be honest, it's actually difficult to describe. It's not something I'm used to, so every time it really does hit me. You get goosebumps and get nervous all over again. It really is an honour to have people appreciate the work that you're doing out there, so it's hard to describe but it really is a blessing," he said.
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"I do remember that moment and it did strike me when I was thrown the ball and he was bowling at the other end. During the game I couldn't say anything, I had to internalise it, but it really was a dream come true to bowl with him. It has been a dream of mine.
"He actually has a lot of knowledge for a youngster as well. He is no.1 in the world and it shows. We had been chatting throughout the innings and he had been giving me idea, and to see them work is special as well," said Ngidi.
"I'd love this to be a long career. I know many people talk about how injuries have affected me in the past, but I feel like this is a new start. In the past, I didn't know what I was doing, to be honest.
"Now I've sort of found my feet and I know which path I'm going down as a cricketer. I'd also like it to be one of the long careers and maybe go down on the honours board," Ngidi said.