Word by Word Analysis

وَأَنْ أَلْقِ عَصَاكَ ۖ فَلَمَّا رَءَاهَا تَهْتَزُّ كَأَنَّهَا جَآنٌّ وَلَّىٰ مُدْبِرًا وَلَمْ يُعَقِّبْ ۚ يَـٰمُوسَىٰٓ أَقْبِلْ وَلَا تَخَفْ ۖ إِنَّكَ مِنَ ٱلْـَٔامِنِينَ 31

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. [Allāh said], "O Moses, approach and fear not. Indeed, you are of the secure.