'Definite' in the Bible

He said to them, “It is not for you to know the times or epochs which the Father has fixed by His own authority.

this Man, when handed over [to the Roman authorities] according to the predetermined decision and foreknowledge of God, you nailed to a cross and put to death by the hands of lawless and godless men.

But I have nothing specific about him to write to my lord. So I have brought him before all of you, and especially before you, King Agrippa, so that after the investigation has taken place, I will have something to put in writing.