Parallel
Genesis 21:3
Rahlfs Septuagint (1935) · Berean Standard Bible
καὶ ἐκάλεσεν Αβρααμ τὸ ὄνομα τοῦ υἱοῦ αὐτοῦ τοῦ γενομένου αὐτῷ ὃν ἔτεκεν αὐτῷ Σαρρα Ισαακ
And Abraham gave the name Isaac (note: Isaac means he laughs.) to the son Sarah bore to him.