Then the magicians said to Pharaoh, "This is the finger of God." But Pharaoh's heart was hardened, and he did not listen to them, as the LORD had said.
Strong's Concordance
Original word: פְּעֻלְּתַי
Transliteration: Peulletay
Definition (short): Peullethai
Definition (full): Peullethai -- |laborious|, a Levite