Lord Shiva Namaskaratha Mantra is one of the famous mantra used to get the blessing from God Shiva. It is very beautiful, audio of it is such that it recited in mind many times after listening.
It is a great mantra which glorifies Omnipresence, all knowledgable Mahadev, Lord of death. Mantra is also known as Lord Shiva Most Powerful Mantra. It's beginning is by "Om Namo Hiranyabahave", means I bow to one who has golden hands.
Om Namo hiranyabahavey hiranyabaranaaya hiranyaroopaya Ambika patayam uma pataye Pashupataye namo Namah
Yishanasarva vidhyana Yishwarasarva Bhootanaam Brahmadipataye Bramhnodipate Brahma Shivone Ashtusada Shivoom
Tatpurushaya vidmahe vagvishudhaaya dhimahe Tano Shiva Prachodayate
Mahadevaaya Vidmahe Rudramoortaye Dhimahi Tanno Shiva Prachodayate
Namaste Astu Bhagwan Vishweshwaraya Mahadevaaya Trayambakaya Tripurantakaya Trikagni Kalaaya Kalagni Rudraya Nilakanthay Mrityunjayaya Sarveshwaraya Sadashivaya Shriman Mahadevaaya Namaha
Shriman Mahadevaaya Namaha
Shanti Shanti Shanti