'Mistress' in the Bible

and he goeth in unto Hagar, and she conceiveth, and she seeth that she hath conceived, and her mistress is lightly esteemed in her eyes.

and he saith, 'Hagar, Sarai's handmaid, whence hast thou come, and whither dost thou go?' and she saith, 'From the presence of Sarai, my mistress, I am fleeing.'

And the messenger of Jehovah saith to her, 'Turn back unto thy mistress, and humble thyself under her hands;'