Bhagavad-gītā As It Is · Text 18.30
Knowledge, action, determination and happiness in the modes
Prakṛti · Material nature
प्रवृत्तिं च निवृत्तिं च कार्याकार्ये भयाभये ।
बन्धं मोक्षं च या वेत्ति बुद्धि: सा पार्थ सात्त्विकी ॥ ३० ॥
pravṛttiṁ ca nivṛttiṁ ca
kāryākārye bhayābhaye
bandhaṁ mokṣaṁ ca yā vetti
buddhiḥ sā pārtha sāttvikī
Translation
O son of Pṛthā, that understanding by which one knows what ought to be done and what ought not to be done, what is to be feared and what is not to be feared, what is binding and what is liberating, is in the mode of goodness.
Read Śrīla Prabhupāda's purport on Vedabase.io