Default [q] help me plz

I HVE galaxy tab 3.8 t310 wifi it was on 4.2.2 and i update him via ota to 4.4.2 after uptading it was quite slow i download 4.2.2 firmware from sammobile site and flash it via odin in the eng its says failed now its say connect with kies in recovery mode plz help me how do i solve this problom am very upset and wurried kindly help me ?//