Mantras are a regular part of the Iyengar yoga practice. The Iyengar family opens every class and important event with an invocation, whether it be the Patanjali chant, the Guru chant or another mantra. Here are the ones that you might find at Adeline Yoga.
Invocation to Patanjali
By BKS Iyengar followed by Geeta Iyengar doing the invocation in call and response. (English Translation here)
Om Sahana Vavatu – Student/Teacher Chant
A Shanti Mantra (invocatory verse) to bring about peace and a conducive relationship between teacher and student. (Click here for translation)
Om Purnamadah Purnamidam
Often used as a closing chant. The Shanti mantra (invocatory verse) of Isha Upanishad (IshaVasya Upanishad) Which is a part of the (Shukla) Yajurveda. (Translation from Green Message)
पूर्णमदः पूर्णमिदं पूर्णात्पूर्णमुदच्यते | पूर्णस्य पूर्णमादाय पूर्णमेवावशिष्यते ||
Gayatri Mantra
The great universal prayer enshrined in the Vedas. (Translation/explanation by Sathya Sai Baba)
Sanskrit Slokas of Guru Stotram
Chanted by Swami Atmananda (English Translation here)
Shanti Mantra—Bhadram Karnebih
A mantra taken from the Rigveda. Mandala (Book) 1: Sukta (Hymn) 89: Mantra (Line/ Stanza): 8
(Translation from Green Message)
Om Gananam Tva Ganapatim
Sloka on Sri Ganesha (more here)- from Rig Veda (2.23.1) (Translation from Green Message)
The Mahamrityunjaya Mantra
(Sanskrit: महामृत्युंजय मंत्र, mahāmṛtyuṃjaya mantra “Great Death-conquering Mantra”), also called theTryambakam Mantra, is a verse of the Rigveda (RV 7.59.12). It is addressed to Tryambaka, “the three-eyed one,” an epithet of Rudra, later identified with Shiva. The verse also recurs in the Yajurveda (TS 1.8.6.i; VS 3.60) (Translation & discussion on Wikipedia)
A Devi Sarva Bhuteshu
The Maha Devi Mantra. “As and when you remember me when faced with a hardship, I will demolish your difficulties at once!” (Translation from Green Message)
Asato Ma Sadgamaya
(English translation and meaning from amritapuri.org)
Mantra Pushpam
A great mantra taken from Taithreeya Aranyakam (1.22) of Yajur Veda. It is one of the most famous of all veda mantras. It is normally sung in a chorus by all the priests together after performing any Pooja (worship) or Yajna. (English Translation here)
Resources:
Green Message Website (Text/Translations)
About Mantras from Swamij.com
A Guide to Basic Procedure with Mantras
Recitation of the Bhagavad Gita from the International Gita Society (English audio here)