Right from the mouth of your guru:
jwxhu joiq n pUChu jwqI AwgY jwiq n hy ]1] rhwau ]
jaanahu joth n pooshhahu jaathee aagai jaath n hae ||1|| rehaao ||
Recognize the Lord's Light within all, and do not consider social class or status; there are no classes or castes in the world hereafter. ||1||Pause||
vrnw vrn n BwvnI Kih Kih jln bWs AMgXwrw]
varanaa varan n bhaavanee khehi khehi jalan baa(n)s a(n)gayaaraa||
Different sections(castes) of society develop hatred for one another and finish themselves through squabbles as the bamboos, due to their mutual friction, producing fire burn themselves as well as others.
gurmuK vrn Avrn hoie rMg surMg qMbol prcY]
guramukh varan avaran hoe ra(n)g sura(n)g tha(n)bol parachai||
Gurmukhs go beyond the castes, colours and go about in equanimity like the red colour of betel leaf.
Time for us to listen!!