The Giants complete a three-game sweep of the Diamondbacks with a come-from-behind 9 – 6 win. Brandon Belt hits a three-run homer off David Hernandez in the 8th inning to put the Giants ahead for good.

On May 1, 2013 — The Giants complete a three-game sweep of the Diamondbacks with a come-from-behind 9 – 6 win. Brandon Belt hits a three-run homer off David Hernandez in the 8th inning to put the Giants ahead for good.

Source
Baseball Reference May 1