Valmiki Ramayana Ayodhya Kanda Sarga 52 Shloka 34
Original Shlokaभरतश्चापि वक्तव्यो यथा राजनि वर्तसे। तथा मातृषु वर्तेथाः सर्वास्वेवाविशेषतः।।2.52.34।।
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भरतश्चापि Bharata also, वक्तव्यः should be told, राजनि at the king, यथा just as, वर्तसे treats, सर्वास्वेव at all, मातृषु mothers, तथा likewise, अविशेषतः without differentiating, वर्तेथाः behave.
You should tell Bharata that just as he treats the king so should he treat all the mothers without differentiating betwen them.