The devotion includes specific prayers such as the Chaplet of Divine Mercy.

Chaplet of Divine Mercy, using ordinary rosary beads of five decades.

The Chaplet of Divine Mercy is recited weekly.

She spent much time in prayer, reciting the Chaplet of Divine Mercy and praying for the conversion of sinners.

This resulted in the Chaplet of Divine Mercy as a prayer and later an institution which was condemned by the Holy See in 1958.

As of December 1987 the group began a Thursday night prayer session of the Rosary and the Chaplet of Divine Mercy.

Divine Mercy Sunday is also the day after the culmination of the novena of the Chaplet of Divine Mercy.

The Chaplet of Divine Mercy was introduced in the early 1930s by Saint Faustina Kowalska, a nun who lived in Płock, Poland.

The prayer group meets weekly to pray the Rosary, the Chaplet of Divine Mercy, and always closes with the St. Michael prayer, and is open to everyone.

In the Latin Church, the Trisagion is also employed in the Chaplet of Divine Mercy and the Little Office of the Blessed Virgin.

Though the origins of the chaplet and its use of rosary beads are distinctly Catholic in nature, the Chaplet of Divine Mercy can be said by non - Roman Catholics as well.

In the 20th century, St. Faustina Kowalska introduced a new Rosary form with the Chaplet of Divine Mercy and is also quoted by the Vatican and John Paul II.

Another rosary based prayer that eventually gained significant following was the Chaplet of Divine Mercy by Faustina Kowalska who also reported visions of Jesus and Mary in 1935 and was later declared a saint.

In Catholicism examples include the Chaplet of Divine Mercy introduced by Saint Faustina Kowalska, and the Rosary of the Holy Wounds introduced by Sister Mary Martha Chambon.

This rosary is somewhat similar in structure to the Chaplet of Divine Mercy, is said on the usual rosary beads, and is intended as an Act of Reparation to Jesus Christ for the sins of the world.

Although the prayers said on the beads of the rosary chain share specific similarities between the Chaplet of Divine Mercy and the Chaplet of Holy Wounds, these are distinct chaplets and were introduced over 20 years apart, one in Poland, the other in France.