Exodus 23:12-14

Young's Literal Translation

¹² `Six days thou dost do thy work, and on the seventh day thou dost rest, so that thine ox and thine ass doth rest, and the son of thine handmaid and the sojourner is refreshed;

¹³ and in all that which I have said unto you ye do take heed; and the name of other gods ye do not mention; it is not heard on thy mouth.

¹⁴ `Three times thou dost keep a feast to Me in a year;