Oklahoma City was up by eight points with about 11⁄2 minutes left in the first half when Lin was given a technical for arguing a call. Durant made the free throw on the technical to put Oklahoma City’s lead at 60-51.
Harden took over after that, scoring all of Houston’s points in a 6-2 run to end the quarter and cut the lead to 62-57 at halftime.
Harden made four 3-pointers early to help Houston build a 34-22 lead in the first quarter. Oklahoma City scored seven straight points after that, before Harden added a pair of free throws to lead the Rockets up 36-29 at the end of the first quarter.
Parsons was helped off the court and into the locker room after twisting his right ankle near the end of the third quarter.
He returned with about 61⁄2 minutes left in the game.