A possession for the bittern. Some water-bird or other is probably intended, since the word used is joined in Isaiah 36:11 with the names of three other birds, and is also certainly a bird's name in Zephaniah 2:14; but the identification with the "bittern" is a mere guess, and rests on no authority.
And pools of water. The swampy character of the country about the ruins of Babylon is generally noticed by travelers. It arises from neglect of the dams along the course of the Euphrates. Ker Porter says that "large deposits of the Euphrates water are left stagnant in the hollows between the ruins".