The Pulpit Commentary - Mark 6:30
The narrative, which had been interrupted by this parenthesis relating to John the Baptist, is now taken up again. The apostles . This is the only place where St. Mark calls them apostles. In the parallel passage, St. Luke ( Luke 9:10 ) says that they told him all that they had done. St. Mark adds, with more detail, and whatsoever ( ὅσα ) they had taught . They gave him a full account of their mission. read more
Adam Clarke's Commentary on the Bible - Mark 6:34
Much people, etc. - See this miracle explained on Matthew 14:14 ; (note), etc. read more