“Once He Came in Blessing” is perhaps my favourite translation from the German by Catherine Winkworth. For Moravians and some Lutherans it is an Advent hymn. For some Episcopalians and Anglicans it is a Christmastide hymn. In two of the parish's I served, we sang it during Pre-Lent.
To my mind it is an excellent hymn for singing … or for quiet prayer on any day of the year: