gopī-preme kare kṛṣṇa-mādhuryera puṣṭi
mādhurye bāḍhāya prema hañā mahā-tuṣṭi
gopī-preme—the love of the gopīs; kare—does; kṛṣṇa-mādhuryera—of the sweetness of Lord Kṛṣṇa; puṣṭi—nourishment; mādhurye—the sweetness; bāḍhāya—causes to increase; prema—the love; hañā—being; mahā-tuṣṭi—greatly pleased.
The love of the gopīs nourishes the sweetness of Lord Kṛṣṇa. That sweetness in turn increases their love, for they are greatly satisfied.
Link to this page: https://prabhupadabooks.com/cc/adi/4/198