2. It may have for its warrant either letters of horning, containing a clause for poinding, and then it is executed by messengers; or precepts of poinding, granted by sheriffs, commissaries, &c., which are executed by their proper officers. No cattle pertaining to the plough, nor instruments of tillage, can be poinded in the time of laboring or tilling the ground, unless where the debtor, has no other goods that may be poinded. Ersk. Pr. L. Soot. 3, 6, 11. See Distress, to which this process is somewhat similar.