Let's MSPaint the O Antiphons (day 4!)

[cheyinka]

As I explained on Monday, the seven evenings before Christmas Eve each have one of seven antiphons; since they all start with "O", they're the "O Antiphons". Monday's was "O Sapientia", Tuesday's was "O Adonai", and yesterday's was "O Radix Jesse". Here's today's:

( December 20 - O Clavis David )

SARC --- ^?