Hibernian are top of the Scottish Premiership despite dropping their first points of the season in a 0-0 draw with Motherwell at Easter Road.
Jack Ross' side are a point clear of Rangers, who travel to Livingston on Sunday for a match that is live on Sky Sports at 4.30pm.
Dundee United hit back to beat Ross County 2-1 in Dingwall and move level on points with the third-placed Staggies. Coll Donaldson gave County the lead against his former club but Peter Pawlett and Nicky Clark turned things round for Micky Mellon's men.
It was a similar story at Rugby Park, where St Johnstone came from behind to beat 10-man Kilmarnock 2-1. Killie led through Aaron Tshibola but then had Ross Millen sent off and Saints took advantage thanks to late goals from David Wotherspoon and Michael O'Halloran.
Jonathan Obika’s first-half goal was decisive as St Mirren defeated bottom club Hamilton Accies 1-0 at the Foys Stadium to climb to fifth place in the table.
The match between Celtic and Aberdeen was postponed.