Gen 39:1

וְיוֹסֵ֖ף הוּרַ֣ד מִצְרָ֑יְמָה וַיִּקְנֵ֡הוּ פּוֹטִיפַר֩ סְרִ֨יס פַּרְעֹ֜ה שַׂ֤ר הַטַּבָּחִים֙ אִ֣ישׁ מִצְרִ֔י מִיַּד֙ הַיִּשְׁמְעֵאלִ֔ים אֲשֶׁ֥ר הוֹרִדֻ֖הוּ שָֽׁמָּה׃

Meanwhile, Joseph had been taken down to Egypt, where an Egyptian named Potiphar, an officer of Pharaoh and captain of the guard, bought him from the Ishmaelites who had taken him there.