Parashas Ki Sisa · EXTRA (side-ring) · Passuk 30:26
Sefaria — Rashi on Ki Sisa 30:26
English: ומשחת בו AND THOU SHALT ANOINT WITH IT — All anointings mentioned in Scriptures were made in the form of a Greek X except the anointing of kings which were made round the head like a crown (wreath) (Keritot 5b).
Commentary (Rishon) on a TT-silent passuk — EXTRA side-ring only.
See the Rashi on this passuk for the full derash and implications.