The Lions placed Knight (shoulder) on injured reserve Saturday.
Knight (shoulder) sustained a season-ending injury versus the Panthers in Week 5, Adam Schefter of ESPN reports.
Knight (shoulder) did not participate at practice Thursday.
Knight has exited Sunday's game against the Panthers with a shoulder injury.
Knight is inactive for Thursday night's Week 4 game against the Packers.
Knight rushed three times for 13 yards during Sunday's 20-6 win over Atlanta.
Detroit signed Knight off their practice squad Wednesday.
Knight signed with Detroit's practice squad Wednesday, Colton Pouncy of The Athletic reports.
The Jets are waiving Knight on Monday, Ian Rapoport of NFL Network reports.
Knight rushed seven times for 22 yards and caught his lone target for eight yards in Saturday's 32-24 preseason win over the Giants.