Mysticism is popularly known as becoming one with God or the Absolute, but may refer to any kind of ecstasy or altered state of consciousness which is given a religious or spiritual meaning. It may also refer to the attainment of insight in ultimate or hidden truths, and to human transformation supported by various practices and experiences.
Liber Divinorum Operum, or the Universal Man of St. Hildegard of Bingen, 1185 (13th-century copy)
The Appearance of the Holy Spirit before Saint Teresa of Ávila, Peter Paul Rubens
Shaman
Life of Francis of Assisi by José Benlliure y Gil
Religious ecstasy is a type of altered state of consciousness characterized by greatly reduced external awareness and reportedly expanded interior mental and spiritual awareness, frequently accompanied by visions and emotional euphoria.
The Ecstasy of Saint Teresa by Giuseppe Bazzani.
The religious ecstasy of Saint Teresa of Avila of the Carmelite Order.
St. Rose of Lima who was canonised in 1671, 54 years after her death.
The Ecstasy of St. Catherine of Siena by Pompeo Batoni.