In Northern art, this group is often depicted in a configuration called the "Throne of Mercy."
In a painting titled for this group, an angel reaches out to bless a cup filled with the head of a calf. A tiny Tobias holds a fish at the bottom of Botticelli's painting of this group, which was commissioned for Santa Elisabetta delle Convertite, a church established to reform former prostitutes. Though it officially depicts a visit to Abraham by an oak tree, the best-known icon by Andrei Rublev is taken to be as a symbolic representation of this group. In Northern art, this group is often depicted in a configuration called the "Throne of Mercy." An inscription reading "I (*) once was what now you are and what I am, you shall yet be" lies above a supine skeleton at the bottom of a painting of this group set in a coffered barrel vault drawn in perspective, in a painting located in the Church of Santa Maria Novella. This group is typically depicted as a middle-aged man, an older man with a white beard, and a dove in between them. For 10 points, name this "holy" group depicted in a Masaccio painting. 
In a painting titled for this group, an angel reaches out to bless a cup filled with the head of a calf.
Holy Trinity 