While the Hebrew Bible and many English translations split these into the Books of Samuel (1 & 2) and the Books of Kings (1 & 2), the Russian tradition follows the Greek Septuagint and the Latin Vulgate, grouping all four together as the first through fourth "Books of Kingdoms". Content and Structure of the "Books of Kingdoms"
In the Russian literary and religious tradition, the phrase (Books of Kingdoms) almost exclusively refers to the four historical books of the Old Testament in the Russian Synodal Version of the Bible.
Книги Царств. 3 и 4. Наука о Ветхом Завете - Литрес