With more than 120 volumes, the Classics of Western Spirituality collection presents readers with a comprehensive library of historical texts on Christian spirituality, and a representative collection of works on Jewish, Islamic, Sufi, and Native American spirituality. This library contains multiple genres of spiritual writing, including poetry, songs, essays, theological treatises, meditations, mystical biographies, and philosophical explorations. The collection incorporates the work of famous authors such as Augustine and Martin Luther, as well as lesser-known authors such as Maximus the Confessor and Moses de León.

Our largest package, the 2025 Ultimate Library, provides an incredible library for biblical research and theological reflection. Whether focused on Church history or biblical exegesis, the vast collection of resources and titles at your fingertips cover the gamut—from most devotionals to practical discussions of pastoral ministry to the most rigorous scholarly and academic research. This package has everything you need to engage in the serious study of Scripture and its world, with respected resources like the Library of Hebrew Bible/Old Testament Studies | LHBOTS (382 vols.) and top-tier exegetical commentaries like the New International Commentary on the Old and New Testament | NIC (51 vols.).

In the seventh century, a mystical approach to losing self and attaining unity with Allah arose within Islam. This approach became known as Sufism. These 11 key texts span the historical and geographic spread of this inward-focused movement within Islam. Explore Indian, Arabian, Moroccan, Egyptian, Spanish, and Persian Islamic writings in this collection of devotional and theological works from highly influential Sufi Muslim scholars. Individual volumes are also filled with examples from the later Sufi renaissance in the thirteenth century AD.

Recognizing the rich theological and spiritual tradition of global religions, the Non-Christian Spirituality Collection presents select classic works of spirituality from Jewish, Sufi, Muslim, and Native American authors. This collection includes poems, songs, letters, mystical narratives, moral treatises, and philosophical essays.

Called “the greatest Master” by Muslims, Ibn al’ Arabi (1165–1240), a Sufi born in Spain, wrote this work intended to be a synthesis of his spiritual doctrine. Gain a perspective on this important author's perspectives on Islamic philosophy.