Manchester City and Aston Villa are now five points behind Arsenal after drawing their Premier League fixtures on Wednesday night.
Pep Guardiola’s men were held to a 1-1 draw by Brighton at the Etihad.
Although the visitors started the game strong, it was City who took the lead through Erling Haaland’s clinical penalty.
Bernardo Silva struck the frame of the goal, before Kaoru Mitoma equalized with a low drive past Gianluigi Donnarumma.
Villa played out a goalless draw with Crystal Palace at Selhurst Park.
Arsenal now have the chance to go eight points clear when they host Liverpool on Thursday night.