6 verses have
appoint
in Edition Clear Qur'an by Talal Itani / Taa-Haa (Taa-Haa)

20:29And appoint an assistant for me, from my family.

20:58We will produce for you magic like it; so make an appointment between us and you, which we will not miss—neither us, nor you—in a central place.”

20:59He said, “Your appointment is the day of the festival, so let the people be gathered together at mid-morning.”

20:86So Moses returned to his people, angry and disappointed. He said, “O my people, did your Lord not promise you a good promise? Was the time too long for you? Or did you want wrath from your Lord to descend upon you, so you broke your promise to me?”

20:97He said, “Begone! Your lot in this life is to say, ‘No contact.’ And you have an appointment that you will not miss. Now look at your god that you remained devoted to—we will burn it up, and then blow it away into the sea, as powder.”

20:129Were it not for a word that issued from your Lord, the inevitable would have happened, but there is an appointed term.