Deuteronomy 22:10
You shall not plow with an ox and a donkey together.
World English Bible (Public Domain)
In context
Before · Deuteronomy 22:8–9
8When you build a new house, then you shall make a railing around your roof, so that you don’t bring blood on your house if anyone falls from there. 9You shall not sow your vineyard with two kinds of seed, lest all the fruit be defiled, the seed which you have sown, and the increase of the vineyard.
10You shall not plow with an ox and a donkey together.