In The Name of Allaah, The Most Merciful, The Bestower of Mercy
Abu Dharr [radiyallaahu anhu] said: “Allaah’s Messenger [sallallaahu alayhi wasallam] did not even leave a bird flapping its wings in the sky except that he mentioned to us knowledge regarding it.
[Reported by Imaam Ahmad in Al-Musnad 21439 & it is a Hasan Hadeeth]
Few Masaa’il Derived From This Hadeeth
 Indeed, the Messenger [sallal laahu alayhi wasallam] clarified everything that the Sahaabah needed in relation to knowledge of that which is going to take place in future. Al-Mugheerah Ibn Shu’bah [radiyallaahu anhu] said: “Allaah’s Messenger [sallal laahu alayhi wasallam] stood amongst us for a long time and then informed us about what will take place in his Ummah until the Day of Judgement. Some of us remembered it, and some of us forgot it.
[Report Imaam Ahmad in Al-Musnad 18224 & it is Saheeh Li- Ghayrihee]
 The Messenger [sallal laahu alayhi wasallam] clarified everything that was unknown to the Sahaabah regarding the meanings of the [Aayaat of the] Qur’aan.
 The different levels of the Sahaabah in relation to their knowledge of the Messenger’s [sallal laahu alayhi wasallam] Ahaadeeth.
 Knowledge regarding the different levels of the Mufassireen.
Source: Arba’oona Hadeethaa Fee Uloomil Qur’aan’ page 97. By Shaikh Muhammad Baazmool [hafidhahullaah]