Marie J. Post (PHH 5) wrote "Almighty Father, Covenant God" in 1975 for the baptism of her grandson Wyatt L. Worst. Both text and tune were first published in the 1987 Psalter Hymnal
The text includes both Old Testament covenant language, such as "the seed of Abraham" (st. 4), and New Testament images for baptism, such as being grafted into Christ and being adopted as children of God (st. 2). Stanza 5 is a trinitarian doxology (see PHH 246 for a brief explanation of trinitarian structure).
--Psalter Hymnal Handbook
WYATT is a tune that Dale Grotenhuis (PHH 4) originally composed for an Easter cantata. When Marie J. Post asked him to provide music for her baptism hymn, Grotenhuis used this tune. At Post's request, he named it WYATT in honor of her grandson.
WYATT has an effective melodic contour that rises to i…