Bismillah Before you purchase these books. Do you what are who are they for. The likes of Shaih Sitta are specialised books generally used by Muhaddith and Faqih. For average laymen, these books can be read for baraqa but not for deriving rules (as they require knowledge of hadith sciences, fiqh and other relegious sciences). It baffals me why any layperson would think they have mastered the relegious sciences after reading these books. They havn't It is better for laymen to read other books of hadith written for laymen like Ryadus Saleheen, Compodium of Wisdom by Ibn Rajab, As for quraince tafseer, I think Mariful quran is the best for average reader. Once you have gone through this, go through the Tafseer- Jalalyain, Kathir. Allahualam