Genesis 30:37
And Jacob took him rods of green poplar, and of the hazel and chesnut tree; and pilled white strakes in them, and made the white appear which was in the rods.
Cross-reference
Genesis 31:9–13
Contrast
In Genesis 31:9-13, God reveals He was behind the flocks bearing striped young — reframing Jacob's sticks as irrelevant and the multiplication as divine provision.