The paper explores twenty-one Old Testament names found in the text of the translated monument of early Slavic writing. the Ladder of John Climacus. These personal names are a special kind of biblical quotations referring to the events of the Holy History. The study builds on a comparative analysis of the Greek text of the Ladder according to the publication in Patrologia Graeca (Vol. https://megavitamines.shop/product-category/spirulina/