Celtic moved three points clear in the Ladbrokes Premiership thanks to a 4-0 home win over Livingston on Saturday. Odsonne Edouard, Scott Brown and James Forrest (2) were on target for Neil Lennon's men.
Jack Ross made a winning start as Hibernian manager as his side came from behind to beat Motherwell 3-1 at Easter Road while Kilmarnock scored three times in the first 16 minutes in a 3-0 Rugby Park success against Hearts.
Sam Foley scored a late winner as St Mirren hit back to beat Ross County 2-1 in Paisley and move off the bottom of the table.
Inverness CT leapfrogged Dundee to go third in the Ladbrokes Championship with a 1-0 win over the Dark Blues at the Caledonian Stadium.
There were no games in Ladbrokes League 1 and Ladbrokes League 2 due to the third round of the Scottish Cup.