וַתִּתֶּן־ל֛וֹ אֶת־בִּלְהָ֥ה שִׁפְחָתָ֖הּ לְאִשָּׁ֑ה וַיָּבֹ֥א אֵלֶ֖יהָ יַעֲקֹֽב׃
And she gave him Bilhah her handmaid to wife; and Jacob went in unto her.
Targum Jonathan on Genesis
And she made her handmaid Bilhah free, and delivered her to him, and Jakob entered with her.