Deuteronomy 21:3
Then the elders of the city nearest the body are to take a heifer that hasn't been put to work or hasn't pulled a yoke
Numbers 19:2
"This is the ordinance of the law that the LORD commanded that the Israelis be told: They are to bring you a spotless red heifer, without physical defect, that has never been fitted with a yoke.
Jeremiah 31:18
"I've certainly heard Ephraim shuddering with grief as they said, "You have disciplined me, and I'm disciplined like an untrained calf. Restore me, and let me return, for you are the LORD my God.
Matthew 11:28-30
"Come to me, all of you who are weary and loaded down with burdens, and I will give you rest.
Philippians 2:8
and lived in all humility, death on a cross obeying.