The Hebrew word Maday refers to the Medes, an ancient Iranian people, and their territory Media. In the Table of Nations (Genesis 10:2), Madai is listed as a son of Japheth, making the Medes part of the broader Japhethite family of nations. The Medes became a major empire that later merged with Persia under Cyrus the Great.
The Medes play a crucial role in biblical prophecy and redemptive history. Isaiah prophesied that the Medes would overthrow Babylon (Isaiah 13:17), and Daniel's visions describe the Medo-Persian empire as the silver chest of the great statue (Daniel 2) and the ram with two horns (Daniel 8). It was the Medo-Persian king Cyrus who issued the decree allowing Israel to return from exile, fulfilling Isaiah's prophecy and demonstrating God's sovereignty over all nations.