Board Thread:Naruto Discussions/@comment-28861328-20140514062714/@comment-5110462-20140516150738

Actionmanrandell wrote:

he never said he regrets not recognizing Indra as his actual son. because Indra was the older intelligent good at everything son Ashura was the one he said was A no good idiot(basically)

http://www.mangareader.net/naruto/671/15

"in the past i left everything to ashura and didn't pay enough attention to indra"