ON to the FIFTIETH

It is on this day that the count of 50 days to  the Feast of Pentecost begins. The number 30 plus 20 equals 50, which points directly to the Feast of Pentecost. God promised Abraham that if he found only 50 righteous people in Sodom and Gomorrah he would not destroy both cities
There was a penalty in ancient Israel  if an unmarried man had sex with a  virgin who was not engaged to be married.  His penalty was to pay the woman's father 50 shekels of silver  AND he had to marry her King David paid 50 shekels of silver to purchase  the threshing floor where a death angel Fifty also symbolizes deliverance or freedom from a burden.