Jerome

You will split the rivers of the earth. LXX: The earth will be split by rivers. Because the Lord has stirred up his bow, in order to fulfill the oaths he spoke to the tribes, it is subsequently said, you will split the rivers of the earth, which means that the kings of the earth who fight against your people, you will divide and scatter. According to the Septuagint, which says, The earth will be split by rivers, let us first consider this example, so that we can proceed to higher things as if in steps. …

Commentary on Habakkuk ↗

Bede

Sprinkling waters on the paths, the abyss gave its voice from the height of its imagination. The same teachers are symbolized by the name abyss, who are also symbolized above by the rivers, but they are called rivers because of the power of stronger reproach, by which they cut through the hardness of the earthly mind to bring it to repentance for its errors. The abyss is rightly called by the depth of knowledge with which they are filled within, attested by Solomon, who says: "Deep waters are the words from the mouth of a man" (Prov. …

Commentary on the Song of Habakkuk ↗