Strong H3179 יָחַם yâcham · to conceive

Genesis

1. Genesis 30:38
   And he set the rods which he had pilled before the flocks in the gutters in the watering troughs when the flocks came to drink, that they should conceive when they came to drink.
2. Genesis 30:39
   And the flocks conceived before the rods, and brought forth cattle ringstraked, speckled, and spotted.
3. Genesis 30:41
   And it came to pass, whensoever the stronger cattle did conceive, that Jacob laid the rods before the eyes of the cattle in the gutters, that they might conceive among the rods.
4. Genesis 31:10
   And it came to pass at the time that the cattle conceived, that I lifted up mine eyes, and saw in a dream, and, behold, the rams which leaped upon the cattle were ringstraked, speckled, and grisled.