Reference for Zechariah 4:13

וַיֹּ֤אמֶר אֵלַי֙ לֵאמֹ֔ר הֲל֥וֹא יָדַ֖עְתָּ מָה־אֵ֑לֶּה וָאֹמַ֖ר לֹ֥א אֲדֹנִֽי׃

And he answered me and said: ‘Knowest thou not what these are?’ And I said: ‘No, my lord.’

BDB