[Belth steps closer to him and takes Eithan's hands. Belth's are eternally cold, but at least he's gentle.]

Now... gather your mana in your hands-- your energy-- and see yourself forming that perfect gem you just envisioned, as if it were made of clay. Don't worry if it feels too malleable. It will solidify according to your vision.

And then, repeat after me:

Multa. Neus. Arcanus.