that Abu Bakr entered upon the Messenger of Allah (ﷺ), so he said: "You are Allah's 'Atiq from the Fire." From that day on he was called 'Atiq.
Jami` at-Tirmidhi Book 49, Hadith 75
← Previous Hadith that the Prophet (ﷺ) ordered the closing of all the gates, except for the gate of Abu Bakr. And there is a narration on this topic from Abu Sa'eed.

Jami` at-Tirmidhi Book 49, Hadith 74 Next Hadith → that the Messenger of Allah (ﷺ) said: "There is no Prophet except that he has two ministers among the inhabitants of the heavens, and two ministers among the inhabitants of the earth. As for my two ministers from the inhabitants of the heavens, then they are Jibril and Mika'il, and as for my two ministers from the inhabitants of the earth, then they are Abu Bakr and 'Umar."

Jami` at-Tirmidhi Book 49, Hadith 76