In the video “When God Speaks” by Dr. Charles Stanley, he discusses the various ways God communicates with us and the importance of being attentive to His voice. Dr. Stanley highlights that God speaks through His Word, the Bible, as well as through circumstances, other people, and the Holy Spirit. He emphasizes the need for believers to maintain a close relationship with God, to spend time in prayer and scripture, and to be obedient to God’s guidance.