Bangladesh were bowled out for 226 runs in the 50th over in the second ODI in Bangladesh tour of New Zealand, 2019 at Hagley Oval, Christchurch.
Mithun top scored with 57 runs off 69 smashing 7 fours and 1 six while Sabbir Rahman gets 43 off 65.
Ferguson picked three wickets up while two each for Astle and Neesham for the home side.
Earlier, New Zealand won by eight wickets and went 1-0 up in the 1st ODI against Bangladesh at McLean Park, Napier.
Bangladesh were bowled out for 232 in 49th over with Mithun's 62 off 90.
Bangladesh Team: Tamim Iqbal, Liton Das, Soumya Sarkar, Mushfiqur Rahim (wk), Mohammad Mithun, Mahmudullah, Sabbir Rahman, Mohammad Saifuddin, Mehidy Hasan, Mashrafe Mortaza (c), Mustafizur Rahman
New Zealand Team: Martin Guptill, Henry Nicholls, Kane Williamson (c), Ross Taylor, Tom Latham (wk), James Neesham, Colin de Grandhomme, Todd Astle, Matt Henry, Lockie Ferguson, Trent Boult