Zechariah 4:4-5

4:4 Then I asked the messenger who spoke with me, “What are these, sir?” 4:5 He replied, “Don’t you know what these are?” So I responded, “No, sir.”

Zechariah 4:13

4:13 He replied, “Don’t you know what these are?” And I said, “No, sir.”

Zechariah 6:4

6:4 Then I asked the angelic messenger who was speaking with me, “What are these, sir?”