" When he spoke, the voice was quiet and yet struck Joshua with a force almost like the blow from a sword. “As the commander of the army of the Lord I have now come.” Instantly Joshua knew he was standing in the presence of one of the servants of the most high God, an angel, perhaps, and a high-ranking one at that! Dropping his sword, Joshua fell on his face and struggled to speak, for great fear had come over him. “What message does my Lord have for His servant?” “Take off your sandals, for the place where you are standing is holy.” The man waited until Joshua had taken off his sandals and then began to speak, "
― Gilbert Morris , Daughter of Deliverance (Lions of Judah #6)