Before the battle, I think that peace with the Pandavas seems to be the best. What has been prophesied by Arjuna and submitted to us by Sanjaya.
पुरा युद्धात् साधु मन्ये पाण्डवैः सह संगतम्। यद् वाक्यमर्जुनेनोक्तं संजयेन निवेदितम्॥