Bible Verses for Reference:
“Behold, I stand at the door, and knock: if any man hear my voice, and open the door, I will come in to him, and will sup with him, and he with me” (Rev 3:20).
“He that has an ear, let him hear what the Spirit says to the churches” (Rev 2:7).
“My sheep hear my voice, and I know them, and they follow me” (Jhn 10:27).