Gulbadin Naib had earlier offered the spine of Afghanistan’s 182-6 with a pugnacious 63 off 35 balls.
The all-rounder struck three fours and 4 sixes at a strike fee of 180.00 as he shared stands with Rahmanullah Gurbaz and Sediqullah Atal.
Lockie Ferguson claimed 2-40 whereas Matt Henry, Jacob Duffy and Rachin Ravindra chipped in with a wicket every.
New Zealand seemed in bother when Mujeeb Ur Rahman eliminated Finn Allen and Rachin Ravindra for 1 and 0 respectively.
However Seifert and Glenn Phillips rebuilt with a third-wicket partnership of 74 earlier than the latter was bowled by Rashid Khan for a 25-ball 42.
Seifert hammered back-to-back sixes off Mohammad Nabi – citing his half-century within the course of – solely to fall a few deliveries later to the skilled spinner when he holed out to sq. leg.
There would have been a couple of nerves when Mark Chapman departed for 28 however with Rashid and Mujeeb bowled out, Mitchell and Santner confirmed the required composure to finish the job.
