King will start Game 1 of Friday's doubleheader against the Orioles, Erik Boland of Newsday reports.
The 25-year-old also started during a twin bill last weekend and gave up two runs on six hits and one walk over 3.2 innings. King has a 6.23 ERA, 1.27 WHIP and 15:6 K:BB through 17.1 innings this season.