Celtic have stretched their lead at the top of the Scottish Premiership to seven points.

Leigh Griffiths netted twice before James Forrest added a third at Celtic Park.

Adam Rooney grabbed a consolation for Aberdeen in the 89th minute as the Bhoys ran out 3-1 winners.

Hearts have moved up to second after two goals each from Juanma and Osman Sow gave the Edinburgh club a 4-0 win at Partick Thistle.

Dundee missed the chance to move into the top six after a 1-1 draw against ten-man Inverness Caledonian Thistle. Rory Loy gave the Dee the lead but Greg Tansey scored from the spot to rescue a point for Caley.

A brace from Graham Cummins led St Johnstone to a 4-2 victory against Hamilton Academical.

Elsewhere, Dundee United defeated Ross County 1-0 and Louis Moult scored late as Motherwell defeated Kilmarnock 1-0.

Results in full (half-time scores in brackets): Celtic 3-1 Aberdeen (1-0), Dundee United 1-0 Ross County (0-0), Hamilton Academical 2-4 St Johnstone (0-1), Inverness Caledonian Thistle 1-1 Dundee (0-0), Kilmarnock 0-1 Motherwell (0-0), Partick Thistle 0-4 Hearts (0-1)