וַיֹּאמְר֣וּ אֵׄלָׄ֔יׄוׄ אַיֵּ֖ה שָׂרָ֣ה אִשְׁתֶּ֑ךָ וַיֹּ֖אמֶר הִנֵּ֥ה בָאֹֽהֶל׃
And they said unto him: ‘Where is Sarah thy wife?’ And he said: ‘Behold, in the tent.’
Read halakhic rulings (Jewish law) on Genesis 18:9: and classical halakhic sources.