From the book, there is weakness in it, so we should avoid it. As for the one that follows it, it is authentic; and it is his saying:

The Shaykh : The first hadith from the book has weakness in it, so we should avoid it.
As for the one that follows it, it is authentic; and it is his saying: And from 'Uqbah - also - meaning Ibn 'Amir - that he came in a group of ten to the Messenger of Allah (peace and blessings be upon him), so he took the pledge of allegiance from nine of them and held back from one man among them. They said: What is the matter with him? He (peace and blessings be upon him) said: , so the man cut the amulet, and the Messenger of Allah (peace and blessings be upon him) took his pledge of allegiance. Then he said: . It was narrated by Ahmad and al-Hakim, and the wording is his, and the narrators of Ahmad are trustworthy.
He explains the strange words of the hadith and says: The amulet: It is said to be a bead that they used to hang up, believing that it wards off calamities from them. Holding this belief is ignorance and misguidance, for there is no protector except Allah, and no warder off other than Him. Al-Khattabi mentioned this.
We return to the hadith: 'Uqbah came in a group of ten, or a group of ten came to the Messenger of Allah (peace and blessings be upon him); that is, to take his pledge of allegiance. So he (peace and blessings be upon him) took the pledge of allegiance from nine of them, and held back from one man among them. They said: What is the matter with him? That is, they turned to the Prophet (peace and blessings be upon him) with the question: Why, O Messenger of Allah, did you refrain from taking the pledge of allegiance from this man, when he is a Muslim like us? He (peace and blessings be upon him) said: ; this man's Islam is incomplete; why? Because he had hung an amulet on his arm as a protection. So when this man, from whom the Messenger of Allah (peace and blessings be upon him) had refrained from taking the pledge of allegiance, knew his sin and his error, he cut the amulet, so he (peace and blessings be upon him) took his pledge of allegiance after this Muslim man responded to the ruling of Islam. And he (peace and blessings be upon him) clarified the ruling of hanging this amulet by saying: .