וּבְהַעֲטִ֥יף הַצֹּ֖אן לֹ֣א יָשִׂ֑ים וְהָיָ֤ה הָעֲטֻפִים֙ לְלָבָ֔ן וְהַקְּשֻׁרִ֖ים לְיַעֲקֹֽב׃
but when the flock were feeble, he put them not in; so the feebler were Laban’s, and the stronger Jacob’s.
Read Kabbalistic (mystical) interpretations of Genesis 30:42: Zohar and classical Jewish mystical sources, free online.