How did Christ estimate the righteousness of the scribes and Pharisees?

Answer

"For I say unto you, That except your righteousness shall exceed the righteousness of the scribes and
Pharisees, you shall in no case enter into the kingdom of heaven!' Verse 20.

To whom did this promised seed refer?
Who were brought to Him for healing?
How was Esther brought up?
How universal is the worship of this power to become?
What means will be employed to lead the people back into this false worship?
By what authority was Sunday Sabbath-keeping instituted?
What is promised those who add grace to grace?

Questions & Answers are from the book Bible Readings for the Home Circle