'Warning' in the Bible

They said, “Cornelius, a centurion, an upright and God-fearing man well spoken of by all the Jewish people, was divinely instructed by a holy angel to send for you to come to his house and hear what you have to say.”

strengthening and establishing the hearts of the disciples; encouraging them to remain firm in the faith, saying, “It is through many tribulations and hardships that we must enter the kingdom of God.”

Therefore be on the alert, remembering that night and day for three years I did not stop warning each one of you with tears.