There is a story about blotting out Amalek told in the name of the Hasidic master Zvi Elimelekh of Dinov (1783-1841).
A dazzling light filled the church, blotting the altar from my eyes.
It is like blotting out the sun from heaven and leaving a world in darkness.
You must acknowledge it to Him and seek His way for blotting it out.
It literally fell in sheets, blotting out everything like a fog even when the constant flashes illuminated the scene.
There was paper, there was ink and there was a pen with a new nib in it, and blotting paper!
He is ever in his office, receiving all who come, and blotting out with his own blood the handwriting which is against them.
He put the letter under the blotting paper, and called, "Yes, Gilbert!"
In front of each was a sheet of clean foolscap, pen, ink, and blotting paper.
Should I take to blotting and erasing, there is no knowing when my task would be over.
late 14c., originally "blemish," perhaps from Old Norse blettr "blot, stain," or from Old French blot, variant of bloc "block," or blestre "blister, lump, clump of earth."
early 15c., "to make blots;" mid-15c. "to blot out, obliterate" (words), from blot (n.). Related: Blotted; blotting.
The Northern, Southern, or Western blot analyses.