Reference for Bava Metzia 151:6

ולחזי פועלים היכי מיתגרי לא צריכא דאיכא דמגר בארבעה ואיכא דמתגר בתלתא דאמרו ליה אי לאו דאמרת לן בארבעה טרחינן ומתגרינן בארבעה

— It is necessary to teach this only if he said to them, 'The employer is responsible for your pay.' But let us see at what rate workers are engaged?<span class="x" onmousemove="('comment',' For if four zuz is the usual wage. the foreman has a right to claim that sum from the employer, as stated in the Baraitha just cited, he receives the value whereby he benefitted him. If, on the other hand, three is the usual wage, the workers must accept this without any resentment, since he explicitly stipulated that the responsibility for their wages rested on the employer. ');">⁵</span>

Jastrow

Jastrow