וַיְצַ֥ו אֶת־הָרִאשׁ֖וֹן לֵאמֹ֑ר כִּ֣י יִֽפְגָּשְׁךָ֞ עֵשָׂ֣ו אָחִ֗י וִשְׁאֵֽלְךָ֙ לֵאמֹ֔ר לְמִי־אַ֙תָּה֙ וְאָ֣נָה תֵלֵ֔ךְ וּלְמִ֖י אֵ֥לֶּה לְפָנֶֽיךָ׃
And he commanded the foremost, saying: ‘When Esau my brother meeteth thee, and asketh thee, saying: Whose art thou? and whither goest thou? and whose are these before thee?
Read kabbalistic (mystical) interpretation of Genesis 32:18: and classical mystical sources.