putrera lalana-siksa--pitara sva-dharma
ami na sikhale kaiche janibe dharma-marma
putrera—of the son; lalana—maintenance; siksa—education; pitara—of the father; sva-dharma—duty; ami—if I; na—do not; sikhale—give education; kaiche—how; janibe—He will know; dharma-marma—religion and morality.
"It is the duty of a father to educate his son in both religion and morality. If I do not give Him this education, how will He know of it?"
Link to this page: https://prabhupadabooks.com/cc/adi/14/87