With the score tied 1-1 midway through the third period, Pittsburgh's Tanner Glass was whistled for hooking and Henrique notched his third goal in three games on the resulting power play, helping the Devils record their fourth consecutive win.
Butler, recalled to New Jersey from Albany of the American Hockey League Feb. 2, recorded an assist on the play for his first point as a Devil and later added an insurance goal to seal the win.
Stefan Matteau also scored, while Martin Brodeur stopped 24 shots for New Jersey.
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