4. A person should wear his Shabbos clothing in the evening [of Purim] as
an sign of respect for the reading of the Megillah ("The Book of Esther").
When one returns from the synagogue, one should find candles burning, a set
table, and the beds made [as on Shabbos and on festivals].
In the evening service, after Shemoneh Esreh, the full Kaddish including
the passage "Tiskabel" is recited. We then read the Megillah and after that
we recite the passage beginning with the verse, "V'Attoh Kadosh." (This
verse is found in Psalms 22, "LaM'natzeach al ayeles hashachar." The
Talmudic scholar Rabbi Yehoshuah ben Levi notes a connection between [verse
3 of this psalm,] "E-lohai ekra," and Purim, as [the Talmud states in
Megillah 4a]: "A person is obligated to read the Megillah at night and
repeat it during the day as implied by the verse, "My G-d, I call to You
during the day... and at night." This verse is followed by the verse:
Afterwards, a full Kaddish is recited without the passage "Tiskabel." On
Saturday night, the passages beginning "Viy'hi no'am" should be recited.
Afterwards, "V'Attoh Kadosh" and a full Kaddish should be recited without
the passage, "Tiskabel." The passage "V'yiten lechoh" is read, Havdalah is
recited over a cup of wine, and then "Oleinu" is recited.