Genesis 30:36-38 New Revised Standard Version, Anglicised (NRSVA)
36 and he set a distance of three days’ journey between himself and Jacob, while Jacob was pasturing the rest of Laban’s flock.
37 Then Jacob took fresh rods of poplar and almond and plane, and peeled white streaks in them, exposing the white of the rods. 38 He set the rods that he had peeled in front of the flocks in the troughs, that is, the watering-places, where the flocks came to drink. And since they bred when they came to drink,