In popular legend, he is believed to have employed this bow in his avatar as Tripurantaka to annihilate the three cities of Mayasura, known as Tripura.
[3] In the Harivamsa Purana, when the Prajapati Daksha performed a yajna for the gods, his ceremony was obstructed by Shiva and a human incarnation of Nandi, who wielded the Pinaka.
Infuriated, Nandi raised the Pinaka and struck Hari on the head, who stupefied the man with a smile and stood firm, allowing the yajna to resume.
[4] In the Padma Purana, Shiva employed the Pinaka to combat Jalandhara:[5] Having heard these words of Brahma, Śiva knew (the illusion).
Jālandhara turned into (one) having a crore of arms and fought Śiva with trees, weapons and missiles; and he, the Ocean’s son, put the earth that was decorated with the red chalk into the intermediate space; and the Ocean’s son made the earth adorned with many charming temples of deities, full of various (kinds of) flowers.
Śambhu, forgot (to fight) and instantly abandoned the bow, and deluded by (the sound of) musical instruments and songs and by the tāṇḍava dance of the lord of demons, started, being mounted upon the bull.Saiddhantika Non - Saiddhantika When the Yadava forces invaded Sonitapura to rescue Aniruddha, Shiva and Kartikeya rushed to guard the city of the Shaiva asura, Bana.
[6] In the Ramayana, Rama broke the Pinaka to win Princess Sita's hand in marriage during her svayamvara.
On the banks of the river Narmadā at a place which became renowned as Maheśvara Śiva stayed for a thousand years thinking about the fight with the Tripuras.