“My lord, I can’t comply.
I swore to use this magic brush
To help the needy by.”
Line 45: “Gopi bows and shakes her head.”
Line 46: ““My lord, I can’t comply.”
Line 47: “I swore to use this magic brush”
Line 48: “To help the needy by.””
Summary of Stanza 12
“Gopi bows and shakes her head.”
(Gopi politely but clearly refuses by bowing and shaking her head.)
““My lord, I can’t comply.”
(She tells the Zamindar directly that she cannot obey.)
“I swore to use this magic brush”
(Her refusal comes from a serious promise she made when she received the brush.)
“To help the needy by.””
(That promise is to use the magic to help people who genuinely need support.)
Overall meaning: Gopi proves her integrity by refusing to break the promise attached to the brush.