Spiritual songs > Hymns to the Mother of God
Rejoice, O purest Mother
This translation of Veselisja, vo Ĩistot'i is by Monsignor William Levkulic. It is often sung on the feast of the Dormition of the Theotokos (August 15).
This hymn was reviewed as part of the Hymnal Project of the Metropolitan Cantor Institute. See this blog entry.
Sources
This text above was printed in the Hymns section of Monsignor Levkulic's The Divine Liturgy, a Book of Prayer (1978).
Text and music, with four additional verses, were included in the Marian Hymnal (1984).