You have to always filled with the Holy Spirit. As you are filled with the Spirit, God's divine glory and presence are send through you in the message that you give. There and then, faith and a deep conviction is mixed in the hearts of the hearers, it would leave salvation, deliverance, and untold blessings!
Even though Cornelius was pious, he wasn’t saved. An angel of the Lord showed to him and told him to send for Peter, that would tell him words which he and his household would be saved with. While Peter reached Cornelius’ house and preaching the Gospel, Holy Spirit fell on all of them that heard the message
Those that were closed to Jesus witnessed the embrace of the Holy Spirit. Luke said as Jesus was teaching, there were Jewish and doctors of the law present, they all come out of every town of Galilee, Judaea, and Jerusalem, and the power of the Lord was there to heal them. Something was present in the air as Jesus spoke, His words were loaded with divine energy.
When we minister through the Spirit, our hearers are fondness in God's love! They soak in the Holy Spirit's embrace, and get submitted in their hearts for salvation, because our words are not ordinary words.