مُسْنَدُ أَحْمَدَ
Musnad Ahmad 1654
Musnad of Sa'eed bin Zaid bin 'Amr bin Nufail
It was narrated that Ibraheem bin Muhajir [said]: I was told by someone who heard "Amr bin Huraith narrate that Sa"eed bin Zaid said: I heard the Messenger of Allah (ﷺ) say: "O Arabs, praise Allah Who has waived the "ushoor" (a kind of tax or levy] from you."
Musnad Ahmad 1654Daif (Darussalam)]