וַאֲשֶׁ֥ר לֹא־שָׂ֛ם לִבּ֖וֹ אֶל־דְּבַ֣ר יְהוָ֑ה וַֽיַּעֲזֹ֛ב אֶת־עֲבָדָ֥יו וְאֶת־מִקְנֵ֖הוּ בַּשָּׂדֶֽה׃ (פ)
and he that regarded not the word of the LORD left his servants and his cattle in the field.
Read midrashic interpretation of Exodus 9:21: and classical rabbinic exegesis.