Celtic beat Hibernian 3-1 at Easter Road to move to within two points of the lead in the cinch Premiership. Anthony Ralston, Cameron Carter-Vickers and Kyogo Furuhashi scored for the visitors before Martin Boyle pulled one back.
Leaders Rangers were held to a 2-2 draw by Aberdeen at Ibrox. The Dons led through Christian Ramirez and Scott Brown but Alfredo Morelos and James Tavernier (penalty) replied.
Heart of Midlothian remain unbeaten after 1-1 draw with St Johnstone at McDiarmid Park, with Josh Ginnelly cancelling out Liam Gordon's opener.
Livingston and Dundee United drew 1-1 at the Tony Macaroni Arena. Livi led through a Nicky Clark own goal but Peter Pawlett equalised before the break.
St Mirren hit back to draw 2-2 with Motherwell at Fir Park. The Steelmen took control thanks to a Tony Watt double but Eamonn Brophy bagged a brace for Saints.
At the bottom of the table, Ross County moved to within a point of Dundee after a stunning 5-0 win at the Kilmac Stadium. Harry Clarke, Ross Callachan, Joseph Hungbo and Regan Charles-Cook (2) got the goals as the Staggies earned their first league win of the season in style.
In the SPFL Trust Trophy, Rangers B beat Alloa 3-2 at the Indodrill Stadium to set up a quarter-final tie away to Cove Rangers at the end of November.
