Scott Sinclair’s debatable penalty with two mins left prolonged Celtic’s unbeaten home run to 66 video games as Motherwell had been denied a historical win.
Mikael Lustig’s personal function within the 78th minute, diverting Craig Tanner’s loose-kick, threatened an disillusioned.
But when Callum McGregor went down after an Andy Rose problem, Sinclair saved his nerve to ship the spot-kick top into the left nook.
Well keeper Trevor Carson had previous denied McGregor and Kieran Tierney.
It was once the nearest Celtic have come to defeat since their final loss to Scottish warring parties – towards St Johnstone – again in May 2016.
But some extent was once sufficient to increase their lead on the most sensible of the Scottish Premiership to 4 issues, with a sport in hand, after Aberdeen’s three-zero defeat at Rangers.
Motherwell knew in the event that they had been to face a possibility of preventing the Celtic steamroller, they must flip the fit right into a struggle they usually did simply that from the primary whistle.
They harassed and fought the guests over each blade of the Fir Park pitch, seeking to knock Celtic out in their stride, and seemed relaxed in ownership however possibilities had been scarce.
In reaction Celtic had been pressured to make faster passes and from time to time they seemed extra frantic than they sought after to be.
They additionally suffered an early blow when Patrick Roberts pulled up with a hamstring drawback that may require a scan, and makes him a doubt for the Champions League talk over with of Anderlecht subsequent Tuesday.
Callum McGregor was once the primary to discover a hole and his fierce shot was once smartly stored by means of Carson after spectacular construct-up play involving Leigh Griffiths and Tom Rogic.
They had their goalkeeper to thank for going into the period on equivalent phrases after he pulled off a marvelous prevent from Tierney.
The Celtic left-again blasted low from six yards out after mesmerising one-contact construct-up play carved the hosts’ defence open, however Carson come what may were given an arm to the trouble and the ball flew over the bar.
Tierney was once concerned once more mins after the restart after sprinting transparent of Richard Tait at the left flank, however Griffiths could not convert his inch-best pass. James Forrest pounced at the ensuing block however his effort was once additionally denied by means of a ruck of lunging Motherwell defenders.
Carson then dived low to disclaim McGregor after the midfielder let fly with every other robust effort. It was once starting to really feel all very acquainted.
Motherwell refused to buckle even though and Louis Moult had a possibility from 8 yards out after a combination-up within the Celtic defence, however the striker snapped on the effort and it sailed over the bar.
As the sport become extra stretched, McGregor – once more – and Griffiths each watched possibilities flash simply large.
But area was once opening up on the different finish and exchange Craig Tanner handed up a golden alternative with a wayward header after an ideal pass from Chris Cadden.
But with 11 mins left, they took the lead courtesy of a Celtic participant. Tanner flighted in a loose-kick from 40 yards out and Lustig stretched to transparent however as an alternative grew to become it previous the helpless Craig Gordon.
Fir Park erupted as the house enthusiasts realised their facet was once at the verge of blowing away their Hampden blues and developing historical past.
As the champions threw the whole thing ahead, Tom Rogic watched his effort soar off the bottom of the publish and again into Carson’s fingers.
Then after Carson pulled off every other fabulous prevent, McGregor went down throughout the Motherwell field underneath the problem of Rose and referee Willie Collum pointed to the spot. The house enthusiasts had been livid however up stepped exchange Sinclair to fireside it house.
He wheeled away along with his finger to his lips, aimed on the Motherwell enthusiasts who were calling him “cheat” for profitable a debatable penalty in Sunday’s League Cup ultimate towards the similar warring parties.
The travelling toughen rose to their toes and bounced in unison and reduction. Record intact – simply.