Om Asato maa Sadgamaya is a Shanti Mantra (Mantra of Peace), it is taken from Brihadaranyaka Upanishads (1.3.28). Om Asato Ma Sadgamaya is used as a prayer during spiritual / religious gatherings. It is believed that the recitation of these verses bring peace of mind and positive energy at home.

ॐ असतो मा सद्गमय ।
तमसो मा ज्योतिर्गमय ।
मृत्योर्मा अमृतं गमय ।
ॐ शान्तिः शान्तिः शान्तिः ॥

Om Asato Maa Sadgamaya |
Tamaso Maa Jyotir-Gamaya |
Mrtyor-Maa Amrtam Gamaya |
Om Shaantih Shaantih Shaantih ||

Meaning:

"ॐ हम सभी को असत्य से सत्य की राह दिखाना, हम सभी को अज्ञानता से ज्ञान की और ले जाना, हम सभी को मृत्यु से अमरत्व तक ले चलना | ॐ शांति शांति शांति ||"

"Om, Lead us from Unreality (of Transitory Existence) to the Reality (of the Eternal Self), Lead us from the Darkness (of Ignorance) to the Light (of Spiritual Knowledge), Lead us from the Fear of Death to the Knowledge of Immortality. Om Peace, Peace, Peace."