Musi wa13 Ndira 2006, kirabhu yeChirungu yeArsenal yakasimbisa kuti kirabhu yakasaina Diaby pachibvumirano chenguva refu chemubhadharo usina kuziviswa, wakazoziviswa kuti uri £ 2 miriyoni. Asati ajoina Arsenal, mutambi uyu anonzi akaramba kupihwa mukana wekujoinha Arsenal's London vanokwikwidza Chelsea. Paakajoina Arsenal, Diaby akapihwa hembe nhamba 2, iyo yakasiiwa isina munhu kubva pakurega basa kwaLee Dixon. Akaita kirabhu yake kutanga musi wa21 Ndira 2006 achionekwa semutsivi mukukunda 1-0 kuEverton. Mazuva matatu gare gare, akaita kutanga kwake kwekutanga mu2<unk>1 Football League Cup kukunda Wigan. Musi wa21 Kukadzi, Diaby akaita UEFA Champions League kutanga kwake semutsivi mukukunda kwechikwata cheRound 16 kwekutanga kwechikwata cheSpanish pamusoro peReal Madrid.
Aston Villa