19 Lamech married two women, one named Adah and the other Zillah.

Read Genesis 4:19 Using Other Translations

And Lamech took unto him two wives: the name of the one was Adah, and the name of the other Zillah.
And Lamech took two wives. The name of the one was Adah, and the name of the other Zillah.
Lamech married two women. The first was named Adah, and the second was Zillah.