They will face the top-seeded Miami Heat in the Eastern Conference semi-finals, which begin on Monday.

"We weren't going back to Philly for game seven," Harden said.

The 76ers won the first three games of the play-off series before losing the next two.

The Phoenix Suns wrapped up their play-off series against the New Orleans Pelicans with a 115-109 victory.

Chris Paul scored 33 points and became the first player in play-off history to go 14-of-14 on shots as the Suns secured a 4-2 win.

Devin Booker scored 13 points, including five in the final two minutes, on his return from a hamstring injury for the Suns.

"I was just making sure my body was ready," Booker said. "I was confident in it, I tested it and I knew the adrenaline was going to kick in."

The Suns will face the Dallas Mavericks in the Western Conference semi-finals after the Mavericks' victory over the Utah Jazz.

Luka Doncic and Jalen Brunson each scored 24 points as the Mavericks triumphed 98-96 to win the series 4-2.