BOSTON — Kyrie Irving had 26 points and 10 assists, Al Horford added 16 points and 12 rebounds and the Boston Celtics beat the Miami Heat 107-99 Monday night (Tuesday, PHL time) for their fourth straight victory.

Jayson Tatum added 19 points and Marcus Morris 17 for the Celtics, who won their ninth straight at home and improved to 18-5 at TD Garden.

Derrick Jones Jr. and Dion Waiters led the Heat with 18 points apiece.

Boston led by 19 points entering the final quarter, before Miami rallied and closed within 99-94 with 4.5 minutes to play.

Irving then hit three spinning, driving baskets in the paint on the Celtics’ next three possessions to seal the win.

Boston shot a torrid 72.7 percent (16-of-22) in the third, outscoring the Heat 37-18.

The teams were tied at the half before Boston opened the third with a 9-0 run over a 1:39 stretch.

Following a three-pointer by Miami’s Tyler Johnson, the Celtics took charge by scoring 11 of the next 14 points, pushing their lead to 70-56. Tatum and Horford each had a pair of buckets before Morris closed it with a three-point play.

The Celtics used a late 12-3 run to move in front 87-68 after three periods. (Ken Powtak, Associated Press)