Genesis 30:3-5

Young's Literal Translation

³ And she saith, `Lo, my handmaid Bilhah, go in unto her, and she doth bear on my knees, and I am built up, even I, from her;'

⁴ and she giveth to him Bilhah her maid-servant for a wife, and Jacob goeth in unto her;

⁵ and Bilhah conceiveth, and beareth to Jacob a son,