#1...Jesus doesn't allow any other "combos" for marriage other than one man, one woman -- 2-becoming-one. I don't see 3-becoming-1, 4-becoming-1, etc. in Matthew 19:5-6. Genesis 2:24 says the same.
Deuteronomy 17:17 condemns taking many wives -- leading to a man's heart going astray.
Mormons in the 19th century often took wives who were sisters. That is condemned in Leviticus 18:18.
#1...Jesus doesn’t allow any other “combos” for marriage other than one man, one woman — 2-becoming-one. I don’t see 3-becoming-1, 4-becoming-1, etc. in Matthew 19:5-6. Genesis 2:24 says the same.