Atharvaveda · Sūkta 7.93

7.93.1

अपेह्यरिरस्यरिर्वा असि विषे विषमपृक्था विषमिद्वा अपृक्थाः ।
अहिमेवाभ्यपेहि तं जहि ॥ ७.९३.१ ॥

Begone, O poison! You are an enemy or you are not an enemy; O poison, you are mixed with poison, or you are unmixed. Go right to the snake and strike him down.