The Lord's Prayer itself is composed of eight elements, the first of which invokes the Father, the remainder consisting of seven petitions. The first three elements in fact invoke all three persons of the Holy Trinity, as St Maximus explains:
"The words of the Lord's Prayer point out the Father, the Father's name, and the Father's kingdom to help us learn from the source himself to honour, to invoke, and to adore the one Trinity. For the name of God the Father is the only-begotten Son, and the kingdom of God the Father is the Holy Spirit."
If the "name" is the Son, then when the Lord tells Moses (Numbers 6: 22-7) to "call down my name on the sons of Israel" and bless them with the words, "May the Lord let his face shine on you and be gracious to you", he is instructing them
