Since ancient versions varied as to the nature and number of the plagues, it is believed that Rabbi Jehudah instituted these three phrases or acronyms to confirm the version in Exodus.

Accordingly we now remove another three drops of wine from our cup of joy.

Rabbi Yehuda would assign the plagues three mnenomic signs:

דְּצַ״ךְ עַדַ״שׁ בְּאַחַ״ב.

D’TZ”KH A-Da”SH B’AH”V


haggadah Section: -- Ten Plagues