וַאֲלֵהֶ֣ם תֹּאמַ֔ר אִ֥ישׁ אִישׁ֙ מִבֵּ֣ית יִשְׂרָאֵ֔ל וּמִן־הַגֵּ֖ר אֲשֶׁר־יָג֣וּר בְּתוֹכָ֑ם אֲשֶׁר־יַעֲלֶ֥ה עֹלָ֖ה אוֹ־זָֽבַח׃
And thou shalt say unto them: Whatsoever man there be of the house of Israel, or of the strangers that sojourn among them, that offereth a burnt-offering or sacrifice,
Read kabbalistic (mystical) interpretation of Leviticus 17:8: and classical mystical sources.