in al-Mukhtarah (66/85/1), through Thabit ibn Yazid, who said: Hilal ibn Khabbab narrated to us, from Ikrimah, from Ibn Abbas:

“Umar entered upon the Messenger of Allah, peace and blessings be upon him, while he was lying on a reed mat that had left marks on his side. He said, ‘O Prophet of Allah, why do you not take a bed softer than this?’ He replied...” and then cited it.

Al-Hakim said: “Authentic according to al-Bukhari’s criteria.” Al-Dhahabi agreed with him.

That is what they said! Yet Hilal ibn Khabbab is described in al-Taqrib as “truthful, but changed in his later years.” It marks him as one of the narrators of the four Sunan collections, whereas al-Khulasah marks him as one of the narrators of the six collections; perhaps this is a scribal error. Allah knows best.

Al-Bayhaqi also narrated the hadith, as cited in al-Targhib (4/114), and it is strengthened by the corroborating report that precedes it.

440 — “Whoever grants a man assurance of safety regarding his life, then kills him, will bear the banner of treachery on the Day of Resurrection.”

It was narrated by al-Nasa’i in al-Kubra (2/52/2—Siyar), al-Bukhari in al-Tarikh (2/1/295), Ibn Majah (2/152–153), al-Tahawi in al-Mushkil (1/77), Ahmad (5/223, 224), and al-Khara’iti in al-Makarim (29), through the route of Abd al-Malik ibn Umayr, from Rifa‘ah ibn Shaddad al-Qatabani, who said: