וְה֖וּא עָבַ֣ר לִפְנֵיהֶ֑ם וַיִּשְׁתַּ֤חוּ אַ֙רְצָה֙ שֶׁ֣בַע פְּעָמִ֔ים עַד־גִּשְׁתּ֖וֹ עַד־אָחִֽיו׃
And he himself passed over before them, and bowed himself to the ground seven times, until he came near to his brother.
Read midrashic interpretation of Genesis 33:3: and classical rabbinic exegesis.