But he did not put them in [indiscriminately] whenever the cattle happened to bring forth, but the unmarked ones were Laban's, and the marked ones Jacob's.
WEB
Genesis 30:42
but when the flock were feeble, he didn’t put them in. So the feebler were Laban’s, and the stronger Jacob’s.
Parallel Translations
But he did not put them in [indiscriminately] whenever the cattle happened to bring forth, but the unmarked ones were Laban's, and the marked ones were Jacob's.
But when the cattle were feeble, he put them not in: so the feebler were Laban’s, and the stronger Jacob’s.