Glory Be
Doxology · Gloria Patri
A short prayer of praise to the Father, the Son, and the Holy Spirit. Short enough to pray at any moment of the day.
Glory be to the Father and to the Son and to the Holy Spirit, as it was in the beginning is now, and ever shall be world without end. Amen.
Origin
An ancient Christian prayer of praise to the Holy Trinity
When to pray it
Anytime — often prayed after the Our Father and Hail Mary