Prayer beads are a form of beadwork used to count the repetitions of prayers, chants, or mantras by members of various religions such as Hinduism, Buddhism, Shinto, Umbanda, Islam, Sikhism, the Baháʼí Faith, and some Christian denominations, such as the Roman Catholic Church, the Lutheran Church, the Oriental Orthodox Churches, and the Eastern Orthodox Churches. Common forms of beaded devotion include the mequteria in Oriental Orthodox Christianity, the chotki in Eastern Orthodox Christianity, the Wreath of Christ in Lutheran Christianity, the Dominican rosary of the Blessed Virgin Mary in Roman Catholic Christianity, the dhikr (remembrance of God) in Islam, the japamala in Buddhism and Hinduism, and the Jaap Sahib in Sikhism.
Beads are among the earliest human ornaments and ostrich eggshell beads in Africa date to 10,000 BC. Over the centuries various cultures have made beads from a variety of material from stone and shells to clay.
The English word bead derives from the Old English noun bede which means a prayer. The oldest image of a string of beads in a religious context and resembling a string of prayer beads is found on the fresco of the "Adorants" (or "Worshipers") at the Xeste 3 building of the prehistoric settlement of Akrotiri, Santorini (Thera,) Greece (Wall Paintings of Thera.) dating from the 17th century BC (1613 BC.) It was used in Hindu Prayers and meditation Hindu prayers in India. Buddhism later on adopted this custom. As the Ancient Hindus migrated towards West Asia this practice was carried to many parts of the world and became a part of different religions. The statue of a Hindu holy man with beads dates to the third century BC.
The number of beads varies by religion or use. Islamic prayer beads, called Misbaha or Tasbih, usually have 100 beads (99 +1 = 100 beads in total or 33 beads read thrice and +1). Buddhists and Hindus use the Japa Mala, which usually has 108 beads, or 27 which are counted four times. Baháʼí prayer beads consist of either 95 beads or 19 beads, which are strung with the addition of five beads below.