וְכָל־אַנְשֵׁ֤י בֵיתוֹ֙ יְלִ֣יד בָּ֔יִת וּמִקְנַת־כֶּ֖סֶף מֵאֵ֣ת בֶּן־נֵכָ֑ר נִמֹּ֖לוּ אִתּֽוֹ׃ (פ)
And all the men of his house, those born in the house, and those bought with money of a foreigner, were circumcised with him.
Read kabbalistic (mystical) interpretation of Genesis 17:27: and classical mystical sources.