¶ All the firstling males that come of thy herd and of thy flock thou shalt sanctify unto the LORD thy God: thou shalt do no work with the firstling of thy bullock, nor shear the firstling of thy sheep.
Jewish Publication Society of America Version (JPS1917) - Deuteronomy 15:19 >All the firstling males that are born of thy herd and of thy flock thou shalt sanctify unto the LORD thy God; thou shalt do no work with the firstling of thine ox, nor shear the firstling of thy flock.