מַחֲנַיִםMachănayim

proper name [of a location]: east of Jordan; name from Jacob's meeting angels (Genesis 32:3; Joshua 13:26; Joshua 13:30; Joshua 21:36; 1 Chronicles 6:65)

Pronunciation: makh-an-ah'-yim · Hebrew/Aramaic (Old Testament) · H4266

Same root

מַחֲנֶהmachăneh · H4264an encampment (of travellers or troops); hence, an army, whether literal (of soldiers) or figurative (of dancers, angels, cattle, locusts, stars; or even the sacred courts)

Where it appears

Appears 13 times in the Bible.

Genesis 32:2 When Jacob saw them, he exclaimed, “This is God’s camp!” So he named the place Mahanaim.
Joshua 13:26 It extended from Heshbon to Ramath-mizpeh and Betonim, and from Mahanaim to the territory of Lo-debar.
Joshua 13:30 Their territory extended from Mahanaim, including all of Bashan, all the former kingdom of King Og, and the sixty towns of Jair in Bashan.
Joshua 21:38 From the tribe of Gad they received the following towns with their pasturelands: Ramoth in Gilead (a city of refuge for those who accidentally killed someone), Mahanaim,
2 Samuel 2:8 But Abner son of Ner, the commander of Saul’s army, had already gone to Mahanaim with Saul’s son Ishbosheth.
2 Samuel 2:12 One day Abner led Ishbosheth’s troops from Mahanaim to Gibeon.

See every passage

Genesis 32:2
Joshua 13:26, 13:30, 21:38
2 Samuel 2:8, 2:12, 2:29, 17:24, 17:27, 19:32
1 Kings 2:8, 4:14
1 Chronicles 6:80

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).