New Zealand paceman Trent Boult claimed a hat-trick to help lead his side to a 47-run win over Pakistan in the first one-day international in Abu Dhabi on Wednesday.
Boult finished with 3 for 54 as Pakistan, set a testing target of 267, were bowled out for 219 as New Zealand took a 1-0 lead in the three-match series.
Shadab finished with 4-38 — his third four-wicket haul — after Ross Taylor (80) and Tom Latham (68) had stitched together a 130-run partnership for the fourth wicket after New Zealand won the toss and opted to bat.
Paceman Shaheen Shah Afridi finished with 4-46.
The next two games will be in Abu Dhabi on Friday and in Dubai on Sunday.