Num 4:35From thirty years old and upward even unto fifty years old, every one that entereth into the service, for the work in the tabernacle of the congregation:
Jer 35:13Thus saith the LORD of hosts, the God of Israel; Go and tell the men of Judah and the inhabitants of Jerusalem, Will ye not receive instruction to hearken to my words? saith the LORD.
Act 19:19Many of them also which used curious arts brought their books together, and burned them before all men: and they counted the price of them, and found it fifty thousand pieces of silver.