Sign of Harpocrates ⧸ Vow of silence

Once you know, you'll see it everywhere

Other signs to look for:
Eye of Horus, Osiris risen, Osiris slain, "a-ok" 666 sign, Sign of the horns, freemason Grand Pontiff, freemason Master of the 2nd veil, freemason Most Excellent Master, freemason checkerboard pattern