Bender issued one walk over 1.1 scoreless innings Sunday, striking out two and earning a save against the Blue Jays.
The Marlins reinstated Bender (shoulder) from the 15-day injured list Saturday.
Bender (shoulder) struck out two batters and gave up one earned run on three hits and no walks over one inning in a rehab appearance Saturday with Triple-A Norfolk.
Bender (shoulder) played catch Friday, Christina De Nicola of MLB.com reports.
The Marlins placed Bender on the 15-day injured list Thursday.
Bender (4-2) was credited with the win Friday, giving up one run on one hit in two-thirds of an inning.
Bender (2-2) picked up the win Friday over the Mariners, working a perfect 10th inning without a walk or a strikeout.
Bender (1-2) picked up the win Sunday against the Phillies, walking two and striking out one in a scoreless 10th inning.
Bender gave up a run on three hits while striking out one in the seventh inning Sunday, recording his fourth hold of the season in a loss to Atlanta.
Bender gave up a hit and struck out one in a scoreless sixth inning Thursday to collect his second hold of the season in a loss to the Cardinals.