Ps 124:1
124:1 <> If [it had not been] the
      LORD who was {a} on our side, now may Israel say;

      (a) He shows that God was ready to help at need and that
          there was no other way to be saved, but by this means

Ps 124:3
124:3 Then they had swallowed us up {b} quick, when their wrath
      was kindled against us:

      (b) So unable were we to resist.

Ps 124:4
124:4 Then the {c} waters had overwhelmed us, the stream had
      gone over our soul:

      (c) He uses proper similitudes to express the great danger
          that the Church was in, and out of which God
          miraculously delivered them.

Ps 124:7
124:7 Our soul is escaped as a bird out of the {d} snare of the
      fowlers: the snare is broken, and we are escaped.

      (d) For the wicked not only furiously rage against the
          faithful, but craftily imagined to destroy them.