مُسْنَدُ أَحْمَدَ
Musnad Ahmad 1730
The hadeeth of Al-Husain bin 'Ali
It was narrated from Fatimah bint Husain that her father - "Abdur-Rahman said: Husain bin ‘Ali-said: The Messenger of Allah (ﷺ) said: “The beggar has a right, even if he comes on a horse."
Musnad Ahmad 1730Da'if (Darussalam)because Ya'la bin Abu Yahya is unknown]