King James Version (KJV) Authorized Version 1611
Read Full Chapter (Hebrews 11)

Hebrews 11:17-18 KJV

"By faith Abraham, when he was tried, offered up Isaac: and he that had received the promises offered up his only begotten son, Of whom it was said, That in Isaac shall thy seed be called:"
Hebrews Chapter 11, Verse 17-18

Hebrews 11:17-18 in Context (Verses 14–21 KJV)

14
For they that say such things declare plainly that they seek a country.
15
And truly, if they had been mindful of that country from whence they came out, they might have had opportunity to have returned.
16
But now they desire a better country, that is, an heavenly: wherefore God is not ashamed to be called their God: for he hath prepared for them a city.
17
By faith Abraham, when he was tried, offered up Isaac: and he that had received the promises offered up his only begotten son,
18
Of whom it was said, That in Isaac shall thy seed be called:
19
Accounting that God was able to raise him up, even from the dead; from whence also he received him in a figure.
20
By faith Isaac blessed Jacob and Esau concerning things to come.
21
By faith Jacob, when he was a dying, blessed both the sons of Joseph; and worshipped, leaning upon the top of his staff.