The 32-year-old was given a reprieve when he was just on a score of four runs, and the batsman went on to make the most of it as he scored 260 more runs to make the Sri Lankan bowlers toil on the field.
Cummins went on to say that the Australian lineup has many batsmen who can bat at the top of the order, and Maxwell made the most of the opportunity to bat at number three.
"We've seen the T20 format over the years is probably the format where guys have rested a lot. And that will probably change leading into a World Cup I daresay," he said.
Sri Lanka won the series 3-0 and Pakistan, who is currently the number one side in the T20I format failed to showcase any fight and spirit.
Jadeja has also become the 10th Indian bowler to record 200 Test wickets. Jadeja dismissed Proteas' left-handed batsman Dean Elgar (160) in the 100th over of the innings to register his 200th Test wicket.
Babar Azam along with Fakhar Zaman then added 58 runs for the second wicket. Zaman scored 76 runs while Azam smashed 31 runs before both got out as Pakistan were reduced to 189 for the loss of three wickets.
The board received the all-clear from the defence ministry last week to go ahead with the tour after establishing that there was no threat.
Prior to Friday's protests in New York, Nabi Bakhsh Baloch from US-based Baloch National Movement had also highlighted the poor plight of minorities in Pakistan before the UN Human Rights Council session in Geneva a few weeks ago.
After the much-awaited first ODI between Pakistan and Sri Lanka was called off without a ball bowled at National Stadium here on Friday, the second ODI has been rescheduled to September 30.
The team from Down Under will next face Sri Lanka in a three-match T20I series whereas England will take on New Zealand in a five-match T20I series and two-match Test series.