The cathedral pulpit in Pisa re fleets a comprehensive construction of ideas in which must be included not only the railing panels and the figures between them, the figures and reliefs of the entresol, but also the figures and groups of figures of the support floor. The 12th verse of the psalm 84 written on the scroll which Christ holds in His left hand provides the key for the interpretation of the support floor: "Veritas de terra orta est et I ustitia...