Srimad Bhagavad Gita - Srila Bhakti Vaibhava Puri Maharaja

sarvanindriya-karmani
prana-karmani capare
atma-samyama-yogagnau
juhvati jnana-dipite
Those who are interested in self-realisation in terms of mind and sense
control, offer the actions of the ten senses as well as the vital airs (breath), as
sacrifices to the fire of the controlled mind.
TEXT 28
dravya-yajnas tapo-yajna
yoga-yajnas tathapare
svadhyaya-jnana-yajnas ca
yatayah samsita-vratah
All these sacrifices may be divided into four kinds, such as Dravya Yajna,
Japa Yajna, Yoga Yajna and Swadhyaya Yajna. One who performs such yajnas
are called ascetics of severe vows.
TEXT 29
apane juhvati pranam
prane 'panam tathapare
pranapana-gati ruddhva
pranayama-parayanah
apare niyataharah
pranan pranesu juhvati
Some people who advocate Hatha yoga, practice Pranayam by stopping
the movement of Prana into Apana and vice versa, and gradually stop the
movements of both by practicing Kumbhaka (stopping all breathing). Some
others curtailing their eating, perform sacrifice offering their Pranas to the fire
of Pranas.
TEXT 30
sarve 'py ete yajna-vido
yajna-ksapita-kalmasah
yajna-sistamrta-bhujo
yanti brahma sanatanam
All these performers are well versed in the principle of sacrifice and
having destroyed their sins by performance of sacrifice, ultimately attain the
eternal Brahman by testing the nectarine remnants of such sacrifice.
TEXT 31
nayam loko 'sty ayajnasya
kuto 'nyah kuru-sattama
O Arjuna, the scion of Kuru, why speak of the next world, even this world
is denied to the non-performers of sacrifice.
TEXT 32
evam bahu-vidha yajna
vitata brahmano mukhe
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