The Upanishads generally start with an invocation, a verse that forms the deep contemplation preceding the details of the respective Upanishad. These verses are usually referred to as “Invocation” or “Shantih Mantras”
The following verses are the Shantih Mantras taken from various Upanishads.
| Verse | Source |
| Poorṇamadah poorṇamidam | BraahmanGrantha, Brihadaranyak Upanishad, Isha Upanishad, Paingala Upanishad |
| Sahanaa vavatu sahanau bhunaktu | Kath Upanishad, Mundaka Upanishad, Shvetashvatara Upanishad, Naaraayana Upanishad |
| Bhadram Karnebhih | Rig Veda 1.89.8, Yajur Veda 25.21, Taittireeya Aaranyaka, Mundaka Upanishad, Mandukya Upanishad, Prashna Upanishad |
| Shanno mitrah sham varunah | Taittireeya Upanishad, Yajur Veda |
| Vaang me manasi pratishthitaa | Aitareya Upanishad |
| Apyaayantu mamaangaani | Chhaandogya Upanishad, Kena Upanishad |