 जानासि हि यथा सौम्य न मातृषु ममान्तरम्।भूतपूर्वं विशेषो वा तस्या मयि सुतेऽपि वा।। 
 You know, O gentle Lakshmana that never in the past had I any feeling of  distinction amongst my mothers. And Kaikeyi never differentiated between me and her son. 