asSalaamu Alaikum,

 

Bulugh Al-Maram min Adillat al-Ahkam

 

Nukhbat al-Fikar fi Mustalahi Ahl al-Athar

Nukhbat al-Fikar is a work on Usool al-Hadith covers various aspects of the science of Hadith such as the chains of tranmission, narrators, Hadith classifications and more.