Fraser Forster was delighted to see Celtic scoop derby day glory – however warns their win over Rangers hasn't sealed the title.
The previous Hoops keeper watched on as Tom Rogic and Cameron Carter-Vickers objectives claimed a 2-1 victory for Ange Postecoglou's males at Ibrox.
It has put them six factors clear on the Premiership summit with six video games to go this season.
Forster returned to Southampton in 2020 following a mortgage spell at Parkhead which culminated in an impressed League Cup victory and one other league title crown.
It was the second time the 34-year-old – who was thrown again into England rivalry final month – had been at Celtic after initially becoming a member of on mortgage from Newcastle in 2010.
He would go on to have 4 years on the Glasgow giants earlier than his 2014 transfer to Saints.
Talking of his former facet's most up-to-date derby win, Forster says it stuffed him with pleasure as a fan, however the final objective shouldn't be but achieved.
He advised Sky Sports activities: "I did watch it, I watch all of them. I beloved my time at Celtic and I might be a supporter for all times. It is an enormous outcome.
"They confirmed character to come back away with the three factors. It is the identical as ever on the prime of the league, it is not over till it is over.
"It is going to be an attention-grabbing run-in with loads of factors to play for. There's another Previous Agency and there's a lot of labor to do to get that title over the road.
"It is a huge outcome, particularly at Ibrox. It offers huge confidence for the Celtic lads and hopefully it kicks them on."