2 Kings 24:15
And he carried away Jehoiachin to Babylon, and the king's mother, and the king's wives, and his officers, and the mighty of the land, those carried he into captivity from Jerusalem to Babylon.
Nave's Topical Index

The Iranian Conquest
... Polygamy was also encouraged and widely practised: the code imposed no limit on
the number of wives and concubines, and custom was in favour of a man's having ...
/.../chapter ithe iranian conquest.htm

Babylonia and Assyria
... In BC598 Jehoiachin and a large number of the upper classes were carried into ... Polygamy
was not common; indeed, we find it stipulated in one instance that in ...
/.../early israel and the surrounding nations/chapter vi babylonia and assyria.htm

What is the House of Yahweh? | GotQuestions.org

What is a concubine? Why did God allow men to have concubines in the Bible? | GotQuestions.org

Does the Bible truly teach monogamy / monogamous relationships? | GotQuestions.org

Polygamy: Dictionary and Thesaurus | Clyx.com

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