Lexicon :: Strong's G964 - bēthesda

Βηθεσδά, ἡ, indeclinable (Chaldean חֶסְדָּא בֵּית, i. e. house of mercy, or place for receiving and caring for the sick), Bethesda, the name of a pool near the sheep-gate at Jerusalem, the waters of which had curative powers: John 5:2 [here L marginal reading WH marginal reading read Βηθσαϊδά, T WH text Βηθζαθά (which see)].
What locality in the modern city is its representative is not clear; cf. Winers RWB under the word; On the recent identification of the pool ('twin pools') of Bethesda, near the church of St. Anne, see Pal. Explor. Fund for July, 1888. Arnold in Herzog ii., p. 117f; Robinson i. 330f, 342f; [B. D. under the word; "The Recovery of Jerusalem" (see index)].

Related entry:

βηθζαθά, ἡ, (perhaps from Chaldean בֵּית זַיְתָא house of olives; not, as some suppose, בֵּית חֲרַתָא house of newness, German Neuhaus, since it cannot be shown that the Hebrew ח is ever represented by the Greek ζ), Bethzatha: John 5:2 T [WH text] after manuscripts א L D and other authorities (no doubt a corrupt reading, yet approved by Keim ii. p. 177, [see also WH. Appendix at the passage]), for Rec. βηθεσδά, which see. [Cf. Kautzsch, Gram. d. Bibl.-Aram. p. 9.]