Skandapurana 1.4.40.142

1.4.40.142

veṇukuntādinigaḍamudgarāṃ'kuśatāḍanam..
bhārodvahanasaṃkleśaṃ śikṣāyuddhādipīḍanam.. 42.142 ..

Striking with bamboo sticks, spears, chains, mallets, and ankus; / the severe pain of carrying burdens, and affliction in training, battles, and the like;