Celtic played out a 1-1 draw with St Johnstone at Celtic Park in the Scottish Premiership on Saturday afternoon.
Steven MacLean put the visiting team in the lead after 39 minutes, but Callum McGregor restored parity for the home team 11 minutes from time.
Former QPR and West Ham winger Sinclair has taken to Twitter to give his reaction to the draw for Celtic.
Outstanding never say die spirit shown by Celtic to keep the unbeaten run going after qualifying for the UCL midweek #HH— Trevor Sinclair (@trevor8sinclair) August 26, 2017
Over the course of the 90 minutes at Celtic Park on Saturday afternoon, hosts Celtic had 66% of the possession, took 31 shots of which 11 were on target, and earned 12 corners, according to BBC Sport.
Visitors St Johnstone had just 34% of the possession, took seven shots of which three were on target, and earned one corner, according to BBC Sport.
Celtic are second in the Scottish Premiership table at the moment with 10 points from four matches, two points behind leaders Aberdeen.