Reference for Bava Kamma 160:17

ת"ר עשרה תנאין התנה יהושע

Our Rabbis taught:<span class="x" onmousemove="('comment',' Cf. 'Er. 17a. ');">²⁸</span> Joshua [on his entry into Eretz Yisrael] laid down ten stipulations:

Jastrow