Kautilya's Arthashastra 7.8.34

7.8.34

same hi lābhe saṃdhiḥ syād viṣame vikramo mataḥ //
samahīnaviśiṣṭānām ity uktāḥ saṃdhivikramāḥ //E

When the profit accruing to kings under an agreement, whether they be of equal, inferior, or superior power, is equal to all, that agreement is termed peace (sandhi); when unequal, it is termed defeat (vikrama). Such is the nature of peace and war.