Kautilya's Arthashastra 7.9.47

7.9.47

prakṛṣṭabhaumaṃ saṃtuṣṭaṃ balavac cālasaṃ ca yat /
udāsīnaṃ bhavaty etad vyasanād avamānitam //

whoever possesses extensive and fertile territory and is contented, strong, but indolent, will be indifferent (towards his ally) when the latter becomes despicable under troubles;