|Easton's Bible Dictionary|
Dunghill, the modern el-Minyay, 15 miles south-south-west of Gaza (Joshua 15:31; 1 Chronicles 2:49), in the south of Judah. The Pal. Mem., however, suggest Umm Deimneh, 12 miles north-east of Beersheba, as the site.
Int. Standard Bible Encyclopedia
mad-man'-a (madhmannah; Septuagint: Codex Vaticanus Macharim; Codex Alexandrinus Bedebena (Joshua 15:31); Codex Vaticanus Marmena; Codex Alexandrinus Madmena (1 Chronicles 2:49)): This town lay in the Negeb of Judah and is mentioned with Hormah and Ziklag. It is represented in Joshua 19:5, etc., by Beth-marcaboth. Umm Deimneh, 12 miles North of Beersheba, has been proposed on etymological grounds (PEF, III, 392, 399, Sh XXIV).
Madmannah (2 Occurrences)
Joshua 15:31 Ziklag, Madmannah, Sansannah, (WEB KJV JPS ASV BBE DBY WBS YLT NAS NIV)
1 Chronicles 2:49 She bore also Shaaph the father of Madmannah, Sheva the father of Machbena, and the father of Gibea; and the daughter of Caleb was Achsah. (WEB KJV JPS ASV BBE DBY WBS YLT NAS NIV)