Verses with the word blot in the Apocrypha (3 verses):

Sirach 11:33
Take heed of a mischievous man, for he worketh wickedness; lest he bring upon thee a perpetual blot.

Sirach 20:24
A lie is a foul blot in a man, yet it is continually in the mouth of the untaught.

Sirach 46:20
And after his death he prophesied, and shewed the king his end, and lifted up his voice from the earth in prophecy, to blot out the wickedness of the people.