Arsenal secured their place in next season's Champions League with a 3-0 win on the south coast at Portsmouth. The Gunners victory moves them 13 points clear of fifth-place Aston Villa and they are now mathematically guaranteed to finish at least fourth.
An error by Pompey keeper David James gifted Nicklas Bendtner the opener for the visitor's.
The Danish international then grabbed a second from the penalty spot before Carlos Vela completed the scoring.
lashed home a Noe Pamarot was sent off for bringing Andrey Arshavin down completing a miserable day for the home side who are still not safe from relegation.
Arsenal boss Arsene Wenger told the club's official web site, "We dominated completely in the first half and were creating plenty of chances through out movement and technical quality. We were sharp, composed, mobile and had a great attitude.
"In the second half they changed their game plan and we struggled for about 10 minutes. They had a chance for 2-1 and maybe that was the turning point. When we scored the third the game was over."