The word(s) "writhing" appears 2 time(s) in 2 verse(s) in Quran in Saheeh International translation.

(1) And [he was told], "Throw down your staff." But when he saw it writhing as if it were a snake, he turned in flight and did not return. [Allah said], "O Moses, fear not. Indeed, in My presence the messengers do not fear.

(2) And [he was told], "Throw down your staff." But when he saw it writhing as if it was a snake, he turned in flight and did not return. [Allah said], "O Moses, approach and fear not. Indeed, you are of the secure.