Albert Barnes' Notes on the Whole Bible - Matthew 16:1-4
See also Mark 8:11-12.The Pharisees also, and the Sadducees - See the notes at Matthew 3:7.Tempting - That is, trying him - feigning a desire to see evidence that he was the Messiah, but with a real desire to see him make the attempt to work a miracle and fail, so that they might betray him and ruin him.A sign from heaven - Some miraculous appearance in the sky. Such appearances had been given by the prophets; and they supposed, if he was the Messiah, that his miracles would not all be confined... read more
The Pulpit Commentary - Matthew 16:4
The sign of Jonas. There are many indications of the persistency with which our Lord was worried and hindered by a hostile party from among the Pharisees. They were ever trying new devices for entangling him. They hoped to nonplus him; or to get him to try something in which he would fail, or to say something which they could turn into an accusation. On this occasion the Pharisaic party united with the Galilaean Sadducees in what seemed a clever scheme. They were to plead that such miracles... read more