Esias 38:21

21 Now Esaias had said to Ezekias; Take a cake of figs, and mash them, and apply them as a plaster, and thou shalt be well.

Esias 38:21 In-Context

19 The living shall bless thee, as I also : for from this day shall I beget children, who shall declare thy righteousness,
20 O God of my salvation; and I will not cease blessing thee with the psaltery all the days of my life before the house of God.
21 Now Esaias had said to Ezekias; Take a cake of figs, and mash them, and apply them as a plaster, and thou shalt be well.
22 And Ezekias said, This is a sign to Ezekias, that I shall go up to the house of God.

The Brenton translation of the Septuagint is in the public domain.