1 Samuel 3:9
              Therefore Eli said unto Samuel, Go, lie down: and it shall be, if he call thee, that thou shalt say, Speak, LORD; for thy servant heareth. So Samuel went and lay down in his place. 
           
                
              1 Samuel 3:10
              And the LORD came, and stood, and called as at other times, Samuel, Samuel. Then Samuel answered, Speak; for thy servant heareth. 
           
                
              1 Samuel 25:17
              Now therefore know and consider what thou wilt do; for evil is determined against our master, and against all his household: for he is such a son of Belial, that a man cannot speak to him. 
           
                
              1 Samuel 25:24
              And fell at his feet, and said, Upon me, my lord, upon me let this iniquity be: and let thine handmaid, I pray thee, speak in thine audience, and hear the words of thine handmaid.