Psalm 111 is the 589th chapter in the bible. The gematria for the 9th verse is 973(Kjv.Ord.)
The date for Yom Kippur is October 7/8 or 2011+10+7+8=2036
The date for Yom Kippur(Hebrew calendar) is Tishri 9/10 or 5772+1+9+10=5792
When the number 600 is added to 9399 the sum is 9999.
The meaning of 9 is Divine Completeness from the Lord.
It is also the number of judgment.
The meaning for the number 600 is warfare.