• طَفِقَ
• طَفِقَا

Appears 3 times in the Quran.

1. 7:22 فَدَلَّىٰهُمَا بِغُرُورٍ فَلَمَّا ذَاقَا ٱلشَّجَرَةَ بَدَتْ لَهُمَا سَوْءَٰتُهُمَا وَطَفِقَا يَخْصِفَانِ عَلَيْهِمَا مِن وَرَقِ ٱلْجَنَّةِ وَنَادَىٰهُمَا رَبُّهُمَآ أَلَمْ أَنْهَكُمَا عَن تِلْكُمَا ٱلشَّجَرَةِ وَأَقُل لَّكُمَآ إِنَّ ٱلشَّيْطَٰنَ لَكُمَا عَدُوٌّ مُّبِينٌ

   Then he caused them to fall by deceit; so when they tasted of the tree, their evil inclinations became manifest to them, and they both began to cover themselves with the leaves of the garden; and their Lord called out to them: Did I not forbid you both from that tree and say to you that the Shaitan is your open enemy?
   

2. 20:121 فَأَكَلَا مِنْهَا فَبَدَتْ لَهُمَا سَوْءَٰتُهُمَا وَطَفِقَا يَخْصِفَانِ عَلَيْهِمَا مِن وَرَقِ ٱلْجَنَّةِ وَعَصَىٰٓ ءَادَمُ رَبَّهُۥ فَغَوَىٰ

   Then they both ate of it, so their evil inclinations became manifest to them, and they both began to cover themselves with leaves of the garden, and Adam disobeyed his Lord, so his life became evil (to him).
   

3. 38:33 رُدُّوهَا عَلَىَّ فَطَفِقَ مَسْحًۢا بِٱلسُّوقِ وَٱلْأَعْنَاقِ

   Bring them back to me; so he began to slash (their) legs and necks.