Kt a/k 504a envelope (AKT 1 58 env)
First word: ša (ša)
Translation: Silli-Adad owes Šū-Kūbum 1 mina 4 2/3 shekels 10 grains refined silver.
First word: i-ša-qal (išaqqal)
Translation: He will pay 10 weeks from ḫamuštum of Elamma and Šū-Kūbim, month Ab šarrānē, eponymate Āl-ṭāb.
First word: ú-ṣa-áb (uṣṣab)
Translation: If he does not pay (on time), he will add 1 1/2 shekels per mina per month (as interest).