I te 13 o Hanuere 2006, i whakapumautia e te karapu Ingarihi a Arsenal kua hainatia e te karapu a Diaby i runga i tetahi kirimana mo te wa roa mo te utu kaore i whakapuakina, i muri mai ka whakaatuhia he £ 2 miriona. I mua i te urunga ki a Arsenal, i whakahokia e te kaitakaro te tono kia uru atu ki nga hoa whakataetae o Arsenal i Chelsea. I te urunga ki a Arsenal, i whakawhiwhia a Diaby ki te koti nama 2, i mahue noa mai i te wehenga o Lee Dixon. I puta tana karapu i te 21 o Hanuere 2006 i puta hei whakakapi i te hinganga 1-0 ki a Everton. E toru nga ra i muri mai, i timata ia i tana timatanga tuatahi i roto i te wikitoria o te 2<unk>1 Football League Cup ki a Wigan. I te 21 o Hui-tanguru, i puta a Diaby ki te UEFA Champions League hei whakakapi i te wikitoria tuatahi o te roopu i te Rauna 16 o te wikitoria tuatahi o te karapu Spanish ki a Real Madrid. E rua wiki i muri mai, i awhinahia e Dia
Ko Aston Villa