mahitira bhagini sei, nama--madhavi-devi
vrddha tapasvini ara parama vaisnavi
mahitira bhagini—sister of Sikhi Mahiti; sei—that; nama—named; madhavi-devi—of the name Madhavidevi; vrddha—an elderly lady; tapasvini—very strict in executing devotional service; ara—and; parama vaisnavi—a first-class devotee.
Sikhi Mahiti's sister was named Madhavidevi. She was an elderly lady who always performed austerities. She was very advanced in devotional service.
Link to this page: https://prabhupadabooks.com/cc/antya/2/104