וַיִּגְדְּלוּ הַנְּעָרִים וַיְהִי עֵשָׂו אִישׁ יֹדֵעַ צַיִד אִישׁ שָׂדֶה וְיַעֲקֹב אִישׁ תָּם יֹשֵׁב אֹהָלִים׃

When the boys grew up, Esau became a skillful hunter, a man of the outdoors; but Jacob became a mild man, raising livestock.

https://www.sefaria.org/Genesis.25.27