Commentaries:
Jamieson, Fausset, and Brown
trees by the waters—that is, that are plentifully supplied by the waters: nations abounding in resources. 
 stand up in their height—that is, trust in their height: stand upon it as their ground of confidence. FAIRBAIRN points the Hebrew differently, so as for "their trees," to translate, "(And that none that drink water may stand) on themselves, (because of their greatness)." But the usual reading is better, as Assyria and the confederate states throughout are compared to strong trees. The clause, "All that drink water," marks the ground of the trees' confidence "in their height," namely, that they have ample sources of supply. MAURER, retaining the same Hebrew, translates, "that neither their terebinth trees may stand up in their height, nor all (the other trees) that drink water." 
 to . . . nether . . . earth . . . pit— (Ezekiel 32:18; Psalms 82:7).
Other Jamieson, Fausset, and Brown entries containing Ezekiel 31:14:
Isaiah 10:34
Ezekiel 17:3
Ezekiel 19:11
 
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