Book 2 Chapter XXX Paragraph 39

Those who move the horses (sútragráhaka), those whose business is to tether them in stables, those who supply meadow-grass, those who cook the grains for the horses, those who keep watch in the stables, those who groom them and those who apply remedies against poison shall satisfactorily discharge their specified duties and shall, in default of it, forfeit their daily wages.