I'm Catholic and I go to church every Sunday and on holidays. The closing hymn is called the recessional hymn.
The final hymn at the end of a religious service is commonly called the Recessional.
The final service of the day is known as Compline.
The prayer at the end of a Sikh service is called the Ardas.
Its called an apse.
The 'n' at the end.
There is usually a benediction at the end of our church service.
evensong
The music played when leaving a church is often referred to as "postlude." This piece is typically performed at the end of a service and can vary in style, ranging from classical organ music to contemporary selections, depending on the church's tradition. The postlude serves to signal the conclusion of the service and can create a reflective or celebratory atmosphere as congregants exit.
A very short memorial service which consists of just the end of the regular funeral service in the Eastern Orthodox Church.
Apse
A Psalm ending is often referred to as a doxology. It is a short hymn of praise typically added at the end of a Psalm, recognizing the glory of God.
The final service of the day is known as Compline.