It is also published under the title "Fountain of Wisdom: A Collection of Writings from Baháʼu'lláh".

Sixteen Tablets revealed by Bahá'u'lláh during the later years of His life, including the Tablet of Carmel, the Book of the Covenant, and the Tablet of Wisdom, as well as excerpts from other Writings. Six of the tablets in this volume were translated into English and published in 1917. The translations were improved upon by Shoghi Effendi, and those not translated by him were filled in with the publication in 1978 under the supervision of the Universal House of Justice. [wikipedia]