Deuteronomy 33:9

33:9 Who said of his father, and of his mother, I have not seen him; Neither did he acknowledge his brothers, Nor knew he his own children: For they have observed your word, Keep your covenant.
-World English Bible

Other Translation

33:9 Who said unto his father and to his mother, I have not seen him; neither did he acknowledge his brethren, nor knew his own children: for they have observed thy word, and kept thy covenant.
-King James Version