B.G 4.28

द्रव्ययज्ञास्तपोयज्ञा योगयज्ञास्तथापरे। स्वाध्यायज्ञानयज्ञाश्च यतयः संशितव्रताः ॥२८॥

dravyayajñāstapoyajñā yogayajñāstathāpare। svādhyāyajñānayajñāśca yatayaḥ saṁśitavratāḥ ॥28॥

[द्रव्य यज्ञाः तपो यज्ञा योग यज्ञाः तथा अपरे। स्वाध्याय ज्ञान यज्ञाः च यतयः संशित व्रताः॥
dravya yajñāḥ = sacrifice of wealth; tapo yajñā = sacrifice in the form of practice; yoga yajñāḥ = sacrifice in the form of Yōga; tathā apare = similarly others;। svādhyāya jñāna yajñāḥ = sacrifice in the form of self study and knowledge; ca = and; yatayaḥ = practitioners; saṁśita vratāḥ = are the resolute observances;]

Sacrifice in the form of self-study and knowledge, sacrifice in the form of Yōga, sacrifice in the form of practice, sacrifice in the form of offering wealth, and others are respectively the resolute observances.