Parallel
Psalms 136:5
Swete's Septuagint · Berean Standard Bible
ἐὰν ἐπλάθωμαί σου, Ἰερουσαλήμ, ἐπιλησθείη ἡ δεξιά μου·
137:5
If I forget you, O Jerusalem, may my right hand cease to function.