Baqiyyah ibn al-Walid explicitly stated his transmission; thus, we are spared the concern of his concealment in transmission.
Al-Ajurri then recorded it through the route of Abu Anas Malik ibn Sulayman al-Himsi, who said: Baqiyyah ibn al-Walid narrated to us from Artaʾah ibn al-Mundhir, with the same report.
As for this Malik ibn Sulayman, Ibn Abi Hatim mentioned him as having narrated from Baqiyyah, but did not cite any narrator criticism or accreditation concerning him. He did, however, say:
“Abu Zurʿah narrated from him.”
It is well known that Abu Zurʿah narrated only from a trustworthy narrator. And Allah knows best.
The hadith has separate supporting reports that add further strength to its already established strength:
First: the passage concerning the creation of the Pen. Among its supporting reports are the previously cited hadith of Ibn ʿAbbas, no. 133, and the hadith of ʿUbadah ibn al-Samit, which I traced through several routes from him in my commentary on al-Mishkah (1/34/94).
Second: His saying, “Both His hands are right.” This occurs in the hadith: “Those who act justly will be with Allah on the Day of Resurrection upon pulpits of light, at the right hand of the Most Merciful—and both His hands are right ...”
Muslim and others narrated it, and it is referenced in Adab al-Zifaf (281).
It was also narrated by Ibn Hibban (1538), al-Ajurri, and al-Bayhaqi in al-Asmaʾ (p. 354), on the authority of Ibn ʿAmr.
It has a second supporting report from the hadith of Abu Hurayrah, attributed to the Prophet:
“When Allah created Adam and breathed the spirit into him, he sneezed ...” the hadith. It mentions the two handfuls and the words of the Exalted to Adam: