Synonyms:

tam–unto him; uvaca–said; hrsikesah–the master of the senses, Krsna; prahasan–smiling; iva–like that; bharata–O Dhrtarastra, descendant of Bharata; senayoh–of the armies; ubhayoh–of both parties; madhye–between; visidantam–unto the lamenting one; idam–the following; vacah–words.

Translation:

O descendant of Bharata, at that time Krsna, smiling, in the midst of both the armies, spoke the following words to the grief-stricken Arjuna.