Amulet adorned with magic formula text

Inscribed in Hebrew: on the central section, "Abag Yatatz..." (42-letter Name, a magical name from Practical Kabbala tradition, and the abbreviation of the prayer of R. Nehuniah ben ha-Kanah: "By the great power of thy right hand, set the captive free... Accept our prayer, hear our cry, thou who knowest secret thoughts"); one side section consists of the first and last letters of words in Psalms 145:16; and in the other section, "tzamarkad," the last letters of the words in Genesis 1:1-5