Arsenal fell to their eighth Premier League defeat of the season as Everton claimed victory at Goodison Park to move up to second in the table.
Rob Holding diverted the ball into his own net after a flick-on from Dominic Calvert-Lewin to put Everton 1-0 up.
Nicolas Pepe then scored from the spot for Arsenal after Tom Davies had kicked Ainsley Maitland-Niles in the box.
SPONSOR AD
But Everton defender Yerry Mina restored the Toffees’ lead on the stroke of half-time with a header.