CC Madhya 15.200

‘ṣāṭhīra mātā’ nāma, bhaṭṭācāryera gṛhiṇī
prabhura mahā-bhakta teṅho, snehete jananī
Word for word: 
ṣāṭhīra mātā — the mother of Ṣāṭhī; nāma — named; bhaṭṭācāryera gṛhiṇī — the wife of Sārvabhauma Bhaṭṭācārya; prabhura — of Śrī Caitanya Mahāprabhu; mahā-bhakta — a great devotee; teṅho — she; snehete — in affection; jananī — just like a mother.
Translation: 
Sārvabhauma Bhaṭṭācārya’s wife was known as Ṣāṭhīra Mātā, the mother of Ṣāṭhī. She was a great devotee of Śrī Caitanya Mahāprabhu, and she was affectionate like a mother.