Wins for Toulon and Clermont at the weekend has kept the race for top spot alive in France's Top 14.
Forwards Dylan Hartley and Courtney Lawes have signed new deals with reigning Premiership champions Northampton.
Bordeaux missed the chance to close the gap on the Ligue 1 leaders as they went down 2-1 at Nantes.
Matt Banahan outshone Bath debutant Sam Burgess with a hat-trick as they eased to a 32-12 win over Montpellier.
Sam Burgess will make his first start for Bath in Friday’s European Champions Cup meeting with Montpellier.
Sam Burgess will make his first start in union this weekend after two strong performances from the bench for Bath.
Zlatan Ibrahimovic celebrated his return to action with a brace of goals as Paris St Germain beat Nantes 2-1.
Bath produced a fantastic forwards' display in the mud of Montpellier to claim a 30-5 European Rugby Champions Cup win.
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