'Appointed' in the Bible

and saying, “The [appointed period of] time is fulfilled, and the kingdom of God is at hand; repent [change your inner self—your old way of thinking, regret past sins, live your life in a way that proves repentance; seek God’s purpose for your life] and believe [with a deep, abiding trust] in the good news [regarding salvation].”

and saying, "Be careful not to tell any one, but go and show yourself to the Priest, and for your purification present the offerings that Moses appointed as evidence for them."

He also appointed 12—He also named them apostles—to be with Him, to send them out to preach,

He appointed the Twelve:To Simon, He gave the name Peter;

“Take heed, keep on the alert; for you do not know when the appointed time will come.