Juventus won their third successive Italian title as rivals Roma suffered a shock defeat at Catania.
Roma’s 4-1 loss to the bottom-placed team leaves them eight points adrift of the Turin club with two matches to spare.
Coach Antonio Conte’s men would be celebrating their Scudetto success with a win against Atalanta on Monday.
Napoli clinches Copa Italia
Rafael Benitez won his first trophy as Napoli manager after his side beat Fiorentina 3-1 in the Coppa Italia final in Rome.
Lorenzo Insigne put Napoli ahead early on with a superb finish and the forward doubled the lead with a deflected shot.
Fiorentina pulled a goal back through Juan Vargas and Napoli’s task was made tougher when Gokhan Inler sent off for a second yellow card late on.
But Napoli sealed the win in injury time with a goal from Dries Mertens.
The game kicked off 45 minutes late following trouble inside the Stadio Olimpico after reports three Napoli fans had been shot.
