The JPS (1917) reads: Therefore the L-rd Himself shall give you a sign: behold, the young woman shall conceive, and bear a son, and shall call his name Immanuel. But the ESV reads: Therefore ...
The ancient Hebrew and Greek versions of Psalms 40:6 are quite different. The Hebrew version says 'my ears you have opened' whilst the Greek LXX has 'a body you restored to me'. Furthermore in Hebrews ...