Earlier in the season, the Dolphins beat the Bills, 23-6, in Miami.
If they lose today and the Dolphins beat the Chargers, Miami gets the berth.
The Dolphins beat the Bills 16-3 in the first regular season game of the series, on December 7, 2008.
In Week 15, however, he caught a touchdown pass as the Dolphins beat the Raiders 23-17.
The Dolphins may have beaten the Chiefs but Sparano's firing was far from surprising.
The Dolphins beat Oakland, 23-17, on Dec. 15 using six defensive backs.
The Dolphins last beat the Jets on Nov. 9, 1997.
The Dolphins beat the Broncos just last month.
Meanwhile, Houston (9-6) won a wild-card berth when the Dolphins beat the Jets tonight.
Entering the game the Texans are the only team the Dolphins have not beaten, holding a 0-6 record all-time against the team.