What Is a Eunuch? - Bible Study The word eunuch is only mentioned, by name, seven times in the KJV Bible It is found twice in the Old Testament (Isaiah 56:3, Jeremiah 52:25) and five times in the New Testament (Acts 8:27, 34, 36, 38, 39) In the Old Testament, it is derived from a word that means to castrate and, by definition, can reference a chamberlain or minister of state (Strong's Concordance #H5631) In the New