This Hadith is about obtaining Ilm (knowledge) and the Hadith is referered from the book of Imam Abu Hanifa book Atree-q-ul-Islam

 The second Hadith is regarding an important part of eman that is Taqdeer


Third Hadith is drawing attention of all Muslims towards important facts about Cleanliness, Wazoo etc


The last two Hadiths are regarding Shafaat of Prophet Muhammad (SAW) for Muslims and restriction of pointing any false statement towards Prophet Muhammad (SAW)