Is. 55:1-9 Second cut

1) This may flow from the previous chapter.

2) NIB (481)  sees linkage to the waters of ch. 8:6. It is argued that this is another signal that the time of desolation and punishment has come to a close.

3)  This passage speaks of necessities for free, "abundance and no cost" (NIB, 481)

4) the covenant of David has expanded here to include god's people. This could be a good place to consider the waters of baptism.

5) My thoughts are not your thoughts is a classic warning against our pretension to equate our preferences with those of God.

6) Seek the Lord has a good sense of the ineffable  in terms of God's seeming approach or distance.

7) Clifford in Fair Spoken  sees the call to a free banquet going all the way to 1200 BCE. It may be echoing the call of Wisdom's feast. It is a call to life and its source. here of course, God's presence is the source of life. It could also echo ANE temple liturgies, especially for new shrines.

8) To come to Zion is the opposite of life, well, exile, in Babylon.