“Hebrew of the Hebrews” describes a person of genuine Hebrew descent, especially one whose parents were both Hebrews.
Definition
“Hebrew of the Hebrews” describes a genuine Hebrew, one whose parents were both Hebrews. The expression emphasizes full Hebrew descent.
Biblical Usage
Paul uses the expression in describing his Jewish ancestry and religious background.
Historical Bible Dictionaries
Easton's Bible Dictionary
One whose parents are both Hebrews (Phil. 3:5; 2 Cor. 11:22); a genuine Hebrew.