in opposite duality, 36:36, 43:12, 51:49

Glory be to Him, Who has created all the pairs of that which the earth produces, as well as of their own (human) kind (male and female), and of that which they know not." (36:36)

And Who has created all the pairs and has appointed for you ships and cattle on which you ride," (43:12)

And of everything We have created pairs, that you may remember (the Grace of Allah)." (51:49)