Shakib Al Hasan took 4 wickets as Bangladesh skittled out Australia for his or her lowest ever Twenty20 complete of 62 to seal the collection 4-1 on Monday.
Chasing 123 for victory, the guests crashed out in 13.Four overs with Shakib returning figures of 4-9 together with his left-arm spin within the 60-run rout in Dhaka.
Australia’s earlier lowest was 79 all out towards England in 2005.
Bangladesh, who had secured their first collection win over Australia after profitable the opening three matches, bounced again from their earlier loss to flatten the opposition batting.
“The boys showed a lot of character and hunger to win a series against a team like Australia,” home skipper Mahmudullah Riyad mentioned after the triumph.
“We executed our plans really well. Obviously it was hard for the batters, but we did well to keep getting 120-130. All the bowlers worked really well together.”
He mentioned, “We always felt that in our backyard we are a very good team. We can’t let anything go past.
“Though the rating does not present it, I’ve all the time felt we’ve excellent potential to be an excellent crew in T20 internationals.”
Pace bowler Mohammad Saifuddin combined with Shakib to rattle Australia with twin strikes in one over and send back Alex Carey and Moises Henriques, both for three.
Shakib, who got Ashton Turner out for his 100th T20 scalp, wiped off the tail with the wickets of Nathan Ellis and Adam Zampa as Bangladesh celebrated.
The 34-year-old Shakib, a veteran of 58 Tests, 258 one-day matches and 84 T20s, said he is “nonetheless having fun with the sport”.
Spinner Nasum Ahmed had done the early damage when he bowled Dan Christian for three and then trapped the in-form Mitchell Marsh for four in successive overs.
Skipper Matthew Wade (22) and Ben McDermott fought back with a 21-run stand for the third wicket but Mahmudullah broke the partnership. He got McDermott caught and bowled for 17.
“I’ve performed for just a few years now, definitely the hardest situations to play T20 cricket in,” said a disappointed Wade. “Great studying for children.”
Earlier Mohammad Naim made 23 in Bangladesh’s 122 for eight after electing to bat.
Christian, who took an international scalp after seven years, and Nathan Ellis took two wickets each.