Mahabharata 12.255.8

नमस्कारेण हविषा स्वाध्यायैरौषधैस्तथापूजा स्याद्देवतानां हि यथा शास्त्रनिदर्शनम्

namaskāreṇa haviṣā svādhyāyairauṣadhaistathāpūjā syāddevatānāṃ hi yathā śāstranidarśanam

Our plain-language meaning of this verse is waiting for scholar review.