John Hartson insists Jota owes Celtic and Ange Postecoglou for giving him the platform.
Now he believes a £6.5million seize on a everlasting deal can be a return act of religion and loyalty on the a part of the Portuguese ace.
And Hartson additionally reckons the champions-elect may treble their cash sooner or later in the event that they get a long-term settlement over the road now.
The on-loan Benfica attacker has the chance to remain in Glasgow within the long-term.
Celtic are eager to maintain the 23-year-old and a deal is known to be shut.
Hartson is aware of Jota has accomplished the enterprise for the membership since his arrival however he’s additionally conscious of the chance which was afforded to him by the Hoops.
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The brand new Parkhead hero has developed on an enormous stage having come from the fringes of the set-up with the Lisbon giants.
Former Celtic striker Hartson stated: “He’s been an excellent mortgage signing, hasn’t he? And it might be good as a result of I do know there's not a whole lot of loyalty in soccer nowadays.
“Gamers come and go, gamers let contracts run down and this stuff occur.
“However Jota was very a lot an unknown amount at Benfica a yr in the past now and Ange has given him a degree and a platform to return and play at a worldwide membership like Celtic.
“To go and make a reputation for himself in Europe and an opportunity to play at an enormous membership with an enormous expectation beneath strain.

“Jota has been sensational at occasions. Sure, he’s had a few accidents. Sure, generally he didn’t hit heights of earlier video games or weeks however he’s accomplished it when it comes to his targets the previous couple of weeks.
“If he has a alternative of 1 or two golf equipment, I want to assume he gained’t overlook what Ange and the Celtic followers have accomplished for him.
“As I say, there’s no loyalty within the recreation now. However I’d wish to assume that if he has the chance to signal, with what they've accomplished for him as a younger progressing footballer, he would keep.”
Requested if Celtic may double their cash on Jota, Hartson stated: “Completely. There’s no cause why they will’t. He’s younger, he’ll get higher. He’s not the identical participant that he was in Benfica’s B crew and also you get that.
“You get expertise since you are enjoying in entrance of a crowd the place you must win.
“When you lose or attract such a decent race, it’s not adequate. It's a must to win at Celtic and he has been a part of a successful crew.
“There’s little question if he retains progressing and bettering on the velocity of knots he has accomplished this season, they might double or treble their cash.
“Everybody has cash now. Southampton will pay £30m or £40m for a participant. Championship golf equipment will pay.”
Hartson believes the draw of automated entry to the group stage of the Champions League – as appears to be like possible – is one other large carrot obtainable to stars equivalent to Jota and Cameron Carter-Vickers, who can be at the moment on mortgage from Spurs.
He added: “It’s completely huge. At the beginning of the season I can’t assist however assume, and this isn't a dig at Rangers, that they thought the Champions League was theirs for the taking.
“They checked out it, contemplating the state of affairs Celtic have been in final summer time, that even when they weren’t fairly on the degree they have been beneath Steven Gerrard, they might nonetheless win the league. Even when they have been at a degree under.
“Have a look at the issues Celtic had. However for Celtic to overturn that and pip them... wow.
“We knew what the carrot was on the finish of the season, the holy grail of the Champions League, the very best platform a participant can ever play at in his profession other than worldwide soccer.

“All gamers need to play within the Champions League and you'll’t assist assume what a distinction that £40million may make, presumably extra in the event that they undergo to the knockout phases, possibly go to £45-50million.
“Celtic run the home accordingly. They don’t overspend. They don’t push the boat out for a lot of gamers except they’re very particular.
“Like Jota is, like Carter-Vickers. So this season, to have gone and bought that carrot of £30-40m is implausible.
“Champions League could be very thrilling, they will promote these three-game packages and the whole lot else.
“Martin O’Neill at all times stated, ‘When you do nicely for me then I’ll bang the chairman’s door down for you. I’ll be the primary to get you a brand new deal.’
“So that you’ve bought to tie down these gamers who made an enormous distinction. It has been a crew and Ange is all concerning the crew.
“Definitely Jota and Carter-Vickers can be two mortgage gamers, with out anything, I’d be trying to tie down on the again of how nicely they’ve accomplished.
“I’m not simply saying give these guys a contract as a result of they’ve accomplished it right here and there. They’ve accomplished it for an entire season and helped put Celtic on the point of the title.”
● John Hartson was talking at his Basis’s annual golf day at Turnberry. John has raised greater than £1million up to now decade for a wide range of most cancers causes.