Sunan an Nasai
969
Sahih+2

It was narrated that 'Ata said:"Abu Hurairah said: "In should be recitation in every prayer. What the Messenger of Allah (ﷺ) made us hear (by reciting out loud) we make you hear, and what he hid from us (by reciting silently) we hide from you

SahihAbu Ghuddah
SahihAl-Albani