Statistics for occurrence #1 of “Macbeth” in chapter 15 of C. Edwards Lester, Life and public services of Charles Sumner: Born Jan. 6, 1811. Died March 11, 1874.:

...ively and perpetually, on the side of Freedom. It must be openly on the side of Freedom. There must be no equivocation, concealment, or reserve in its opinions. It must not, like the witches in Macbeth , palter in a double sense. Let it avow itself distinctly and firmly as the enemy of Slavery, and thus give to the friends of Freedom, now struggling throughout the Slave States, the advantage of it...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Macbeth 175 8 33 0 0 user votes
J. R. Macbeth 15 0 3 0 0 user votes
Charles Macbeth 14 0 4 0 0 user votes
W. L. Macbeth 6 0 0 0 0 user votes
E. W. Macbeth 5 0 1 0 0 user votes
Alexander Macbeth 4 0 0 0 0 user votes
James Macbeth 2 0 0 0 0 user votes
J. Ravenel Macbeth 1 0 1 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.