Full text: 
Tantum ergo sacramentum veneremur cernui et antiquum documentum novo cedat ritui praestet fides supplementum sensuum defectui | Genitori genitoque laus et jubilatio salus honor virtus quoque sit et benedictio procedenti ab utroque compar sit laudatio | Amen Alleluia
Genre: 
Office

Hymn and hymn verse

Feast: 
Fulltext source: 
http://www.preces-latinae.org/thesaurus/Hymni/Pange.html;
Notes: 
for the Benediction of the Blessed Sacrament; ad processionem; last two stanzas of "Pange lingua gloriosi corporis" (Aquinas);