Taha Verse 20

So he did, then—behold!—it became a serpent, slithering.

He threw it down, and it suddenly became a slithering snake.

and he cast it down, and behold it was a serpent sliding.

He threw it down and- lo and behold!- it became a fast-moving snake.

So he cast it down, and lo! it was a serpent running along.

He threw it, and behold! It was a snake, active in motion.

So he threw it down, and lo! it was a rapidly moving snake.

So he threw it down, and lo, it became a running serpent.

So Moosa put it down – thereupon it became a fast moving serpent.

So he threw it down, and behold, it was a snake, moving swiftly.

So he threw it down, and there and then it was a snake, slithering.

So he cast it down and lo! it was (like) a serpent; running about.

So he threw it away, so then it is (a) quick moving snake/alive.

So Moosa put it down - thereupon it became a fast moving serpent.

Allah said, "Throw it down, O Moses!"

He cast it down, and behold! It was a snake, moving quickly.

He said: Cast it down, O Moses.

So he cast it down; and lo! it was a serpent running.

So he cast it down, and lo! it was a serpent, gliding.

Moses threw it on the ground and suddenly he saw that it was a moving serpent.

So he cast it down, and thereupon it turned into a sliding serpent.

He cast it down, and behold! It was a snake, moving quickly.

So he threw it down, and all of a sudden, it turned into a fast-moving serpent.

So he threw it—thereupon it became a moving serpent.

And he cast it down, and lo! it was a serpent, a giant snake, moving swiftly, moving about on its belly swiftly with the speed of a small snake -- which is called al-jnn and which is [also] used to refer to this [serpent] in another verse [Q. 27;10; Q. 28;31].

He cast it down, and behold! It was a snake, moving quickly.

This means that the stick changed into a huge snake, like a long python, and it moved with rapid movements. It moved as if it were the fastest type of small snake. Yet, it was in the form of the largest snake, while still having the fastest of movements.

تَسْعَى
(moving quickly), moving restlessly.

Then Allah said,