New Defender's Study Bible Notes
11:13 a goodly price. This is spoken in sarcasm, Zechariah acting out this visual prophecy and contemptuously rejecting the insulting price at which His shepherding ministry had been valued, speaking, of course, in the name of the true Shepherd who would come some day to His people, as described in Zechariah 9:9.
11:13 cast them to the potter. In addition to the price itself, the disposition of this blood money was also accurately foretold. See Matthew 27:3-10, where the prophecy is attributed to Jeremiah (for the reason for this seeming “mistake,” see the note on Matthew 27:9).