What are the books that discuss the occasion of the beginning of a verse being connected to its end? And when are "فَبِئْسَ الْمَصِيرُ" (then what a wretched destination) and "بِئْسَ الْمَصِيرُ" (what a wretched destination) used? And when are "عَذَابٌ أَلِيمٌ" (a painful torment) and "عَذَابٌ شَدِيدٌ" (a severe torment) used?

Among the most important books authored on mutashabih alfadhi (verbal similarities) are: Durrat al-Tanzil wa Ghurrat al-Ta'wil by Al-Khatib Al-Iskafi, Al-Burhan fi Mutashabih Al-Qur'an by Al-Kirmani, Malak al-Ta'wil by Ibn al-Zubayr al-Gharnati, Kashf al-Ma'ani by Ibn Jama'a, Fath al-Rahman by Zakariya al-Ansari, and Al-Dabt bi al-Taq'id by Fawwaz al-Hanin.

Regarding the topic of munasabat (coherences/connections): Nazm al-Durar by Al-Biqa'i, and Marasid al-Matal'i by Al-Suyuti, in addition to Al-Itqan fi Ulum Al-Qur'an by Al-Suyuti, Al-Naba' al-Azim by Muhammad Daraz, Tafsir (definition) al-Manar, and Fi Zilal al-Qur'an.