Napoli’s inability to find a way back in saw them suffer a rare reverse, in what fans will hope was merely a hangover from their Scudetto success.
Osimhen leads the Serie A top-scoring chart with 10 goals, and he is the only player to achieve a double-figure goal tally in the league this season.
Roma midfielder Georginio Wijnaldum broke his right leg in training on Sunday, just two weeks after joining the Italian Serie A club.
Manchester United signed Pogba in 2016 for a then-world record fee of £89 million ($106.32 million).
Dusan Vlahovic netted a stoppage-time equaliser as Juventus rescued a 1-1 draw against nine-man visiting Bologna.
Napoli will face league leader Inter Milan on Saturday with an expectation to displace Inter from the top spot.
“I was asking for a situation in our favour, but I didn’t say anything special, nothing that warranted being sent off for,” Mourinho told reporters.
Jose Mourinho blamed the referee and VAR for AS Roma’s 3-2 defeat to rivals Lazio in Serie A on Sunday, saying his side were dominant despite the result.
Buffon began his career with Parma youth team at the age of 13. He first left Parma for Juventus in 2001.