Matthew 16:21 records the first passion prediction; this is the third. Jesus repeatedly foretells his death to the disciples.

Matthew 17:22 is the second passion prediction; this is the third. Jesus continues to prepare disciples for his death.

Mark 10:32-34 is the parallel account of Jesus' passion prediction as they journey to Jerusalem, with the same details.

Luke 18:31-34 provides the parallel version of Jesus' prediction of his suffering and resurrection while going up to Jerusalem.

Mark 8:31 records the same first passion prediction; Matthew 20:17 is the third in Matthew's sequence. Synoptic parallel.

Mark 10:32 is the direct parallel passage, describing the same private prediction as Jesus goes up to Jerusalem.