Parallel
Psalms 136:2
Swete's Septuagint · Berean Standard Bible
ἐπὶ ταῖς ἰτέαις ἐν μέσῳ αὐτῆς ἐκρεμάσαμεν τὰ ὄργανα ἡμῶν.
137:2
There on the willows (note: Or poplars) we hung our harps,