Second pre-Lent Sunday. Psalm 137 ("By the rivers of Babylon") is sung at Matins.
The Triodion (pre-Lent)
Sunday of the Prodigal Son
Apostolos (Epistle)
1 Corinthians 6:12-20
Gospel
Luke 15:11-32
Citations follow the Orthodox liturgical calendar. Open each reference in your preferred Bible to pray with the text.