Exodus 34:26-28 Darby Translation (DARBY)
26 —The first of the first-fruits of thy land shalt thou bring into the house of Jehovah thy God. Thou shalt not boil a kid in its mother's milk.
27 And Jehovah said to Moses, Write thee these words; for after the tenor of these words have I made a covenant with thee and with Israel.
28 —And he was there with Jehovah forty days and forty nights; he ate no bread, and drank no water.—And he wrote on the tables the words of the covenant, the ten words.