Kitto's Popular Cyclopedia of Biblial Literature
Bith´ron (2 Samuel 2:29). This name has the same meaning as Bether. It probably denotes a region of hills and valleys, and not any definite place.
Kitto, John, ed. Entry for 'Bithron'. "Kitto's Popular Cyclopedia of Biblial Literature". https://www.studylight.org/encyclopedias/eng/kbe/b/bithron.html.