{Where the word is sown} (hopou speiretai ho logos).
Explanatory detail only in Mark. {Satan} (Satan(8373)) where  Mt
13:19  has {the evil one} (ho pon(8872)os) and  Lu 8:12  {the
devil} (ho diabolos). {Sown in them} (esparmenon eis autous).
Within them, not just among them, "in his heart" (Matt.).