Florian Thauvin and Michael Cuisance struck late to earn Marseille and new coach Jorge Sampaoli their second successive win in Ligue 1.
Paris St Germain geared up for their Champions League last-16 second leg against Barcelona with a no-nonsense 3-0 French Cup victory.
Lyon went provisionally top of the Ligue 1 standings by beating Brest 3-2 after benefiting from some terrible defending by their hosts.
Lille reclaimed top spot in Ligue 1 but their lead shrunk to a single point as they were held to a goalless home draw by Stade Brestois on Sunday.
Mauricio Pochettino claimed his first win with Paris Saint-Germain as the French champions beat Brest 3-0 at home on Saturday.
Paris St Germain will develop a new footballing philosophy as they aim to win an eighth Ligue 1 title in nine years and their first Champions League
Lille lost their first Ligue 1 game of the season and ground to leaders PSG when they slumped to a 3-2 defeat at Brest on Sunday.
Ronael Pierre-Gabriel was attacked only two weeks after he signed for the Ligue 1 club.
Marseille's Nemanja Radonjic struck in the last minute for a 2-1 home win against Brest to narrow the Ligue 1 lead of Paris Saint-Germain.
Mauro Icardi struck five minutes from time to give Paris St Germain a 2-1 win at Brest in Ligue 1 on Saturday.
Claudio Beauvue produced a wonderful injury-time free kick as Ligue 1 side Guingamp survived a Coupe de France quarterfinal scare against amateurs Concarneau.
Ligue 2 club Brest booked a Coupe de France quarterfinal meeting with Auxerre by overcoming top-flight side Metz in a penalty shootout.
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