tres, tria
three Numbers & Time
Tres personae (Three persons) — The Trinity. Nunc manent fides spes caritas tria haec (1 Cor 13:13)
In Scripture
Ubi enim sunt duo vel tres congregati in nomine meo, ibi sum in medio eorum.
For where there are two or three gathered together in my name, there am I in the midst of them.
Matthaeus 18 · 20