'Beforehand' in the Bible

but God has thus fulfilled what he had announced beforehand by the mouth of all the prophets, that his Christ should suffer.

Which of the prophets have not your fathers persecuted? and they have slain those who announced beforehand concerning the coming of the Just One, of whom ye have now become deliverers up and murderers!

And he said, The God of our fathers has chosen thee beforehand to know his will, and to see the just one, and to hear a voice out of his mouth;