Hadith 403
Tawus narrated it on the authority of Ibn 'Abbas that he said: The Messenger of Allah (ﷺ) used to teach us tashahhud as he would teach us a Sura of the Qur'an.
Hadith 413
Jabir said: The Messenger of Allah (ﷺ) led the prayer and Abu Bakr (RA) was behind him. When the Messenger of Allah (ﷺ) recited the takbir, Abu Bakr (RA) also recited (it) in order to make it audible to us. And the rest of the hadith is like one transmitted by Laith.