Ange Postecoglou insisted Celtic 's success was built on "sheer hard work" as he reflected on their cinch Premiership triumph of 2021-22.
The Hoops had clinched the title on Wednesday with a 1-1 draw at Dundee United and picked up the trophy following their 6-0 thrashing of Motherwell at Parkhead on Saturday.
The former Australia manager, who has also won the League Cup in his first season at Celtic, watched Kyogo Furuhashi and substitute Giorgos Giakoumakis both score twice while David Turnbull and Portuguese winger Jota also netted in the rout.