Kilmarnock clawed themselves closer to William Hill Premiership safety thanks to a Tyreece John-Jules hat-trick in an enthralling 4-3 victory over St Mirren.
Ben Broggio marked his full Scottish Premiership debut with what proved to be Falkirk's winning goal after Dundee's Yan Dhanda missed a stoppage-time penalty in their 1-0 defeat.
Substitute Tomas Magnusson scored a late winner as Scottish Premiership leaders Hearts defeated Hibernian 1-0 in a tense Edinburgh derby to tighten their grip on top spot.
Rangers head coach Danny Röhl has been named the Scottish Premiership manager of the month for January.
Rangers will host Old Firm rivals Celtic in the Scottish Cup quarter-finals after a merciless 8-0 demolition of Queen's Park, who knocked them out of the competition at this stage last year.
Celtic needed extra time to advance to the quarter-finals of the Scottish Cup after a dramatic 2-1 come-from-behind victory over Dundee in front of a half-empty Celtic Park as St Mirren, Dunfermline and Partick Thistle also progressed to the last eight.
Celtic have signed former Arsenal and Liverpool midfielder Alex Oxlade-Chamberlain.
Celtic manager Martin O'Neill hopes a "middle ground" can be found, as fans continue to show their frustration towards the club's board.
More matches involving Scottish Premiership title rivals Hearts, Rangers and Celtic will be live on Sky Sports in March.
Aberdeen’s postponed match against Celtic has been rearranged for March 4, live on Sky Sports.
Highlights from the Scottish Premiership match between Hibernian and Dundee United
Watch highlights from Scottish Premiership match between Rangers and Kilmarnock.
Ante Suto's dream debut goal helped Hibs stage a dramatic late comeback to beat Dundee United 3-2 at Easter Road.
Rangers moved up to second in the Scottish Premiership and cut leaders Hearts' advantage to three points with an emphatic 5-1 win over Kilmarnock at Ibrox.
Returning Celtic manager Martin O'Neill was worried about being considered "too old" to lead the club before returning for a second and then third spell earlier this season, and suggested he was unconvinced about their recruitment under former transfer chief Paul Tisdale.
Rangers knew the January transfer window was crucial if they were to have any chance in this title race.
100 days out from World Cup 2026, Scotland assistant coach Steven Naismith is feeling “very optimistic” about his country’s chances of progressing beyond the group stages for the first time.
Caroline Weir has been named Scotland Women's captain on a permanent basis.
Aberdeen are close to appointing Eirik Horneland as their new head coach, but may have to wait until the summer.
Former Saint-Etienne boss Eirik Horneland is the leading contender for the Aberdeen managerial vacancy.