Analysis of information sources in references of the Wikipedia article "புனித புதன்" in Tamil language version.
Spy Wednesday: The Wednesday of Holy Week, so named from its being the day on which Judas Iscariot betrayed Jesus Christ (Matt. 26:14–16).
Spy Wednesday, so called in allusion to the betrayal of Christ by Judas, or the day on which he made the bargain to deliver Him into the hands of His enemies for thirty pieces of silver.