Lord Shiva obtained offended and opened his 3rd eye. Fearful Kamdev made an effort to connect with other gods for assistance, but before that, he was burnt to ashes by the hearth in the third eye of Lord Shiva. ॐ कामदेवाय: विदमहे पुष्पबाणाय धीमहि तन्नो अनंग: प्रचोदयात। Kamadeva teaches us https://www.youtube.com/watch?v=GLUJtWfs218