Antonio Conte says Juventus players who do not sit on the bench after they are substituted will be banned for a month.
Napoli are brimming with confidence heading into Wednesday's game against bottom side Sassuolo after beating AC Milan.
Napoli picked up a famous 2-1 win over AC Milan to go joint top of Serie A with Roma, who beat derby rivals Lazio 2-0.
Fernando Llorente scored the winner on his full debut as Juventus came from behind to beat Verona 2-1.
Reports suggesting Fernando Llorente could be set to leave Juventus in January have been played down.
Juventus have put a 100million euros price tag on midfielder Arturo Vidal after his fine start to the Serie A season.
Juventus coach Antonio Conte insists his team did not underestimate FC Copenhagen in Tuesday night's Group B opener.
Juventus were frustrated by an inspired performance from FC Copenhagen goalkeeper Johan Wiland as they drew 1-1.
Juventus insist there is no issue with Fernando Llorente as speculation over his future mounts.
Inter Milan and Juventus shared a 1-1 draw in the first Derby d'Italia of the new Serie A season.
Arturo Vidal is loving life at Juventus and believes he will sign a contract extension shortly.
Paul Pogba has reiterated he is happy at Juventus and hopes to score in the big game against Inter Milan on Saturday.
Juventus goalkeeper Gianluigi Buffon expects Saturday's rivals Inter Milan to be firm contenders for the Serie A title.
Manchester City defender Aleksandar Kolarov has pledged his commitment to the club after being linked with a move away.
Juventus striker Fabio Quagliarella had no plans to leave the club during the transfer window, according to his agent.
Juventus expect Gianluigi Buffon to remain at the club for the rest of his playing days.
Juventus are prepared to reward Chile midfielder Arturo Vidal with a lucrative two-year contract extension.
Juventus defender Martin Caceres is set to undergo further scans to determine the extent of a knee injury.
Juventus expect Antonio Conte to remain with the Turin giants next season despite his displeasure over summer sales.
Zlatan Ibrahimovic insists he never considered leaving Paris St Germain during the summer transfer window.