‘Abdur Rahman bin Abi Laila (RAA) and ‘Zaid bin Arqam (RAA) used to recite four Takbirat when praying over the dead, but once he said it five times, so I asked him about it. He said to me, ‘The Messenger of Allah ( صلی اللہ علیہ وسلم ) used to do so.’ Related by Muslim and the four Imams.