Bible Verses About Sacrifices: In faith of a coming Saviour

¶ By faith Abel offered unto God a more excellent sacrifice than Cain, by which he obtained witness that he was righteous, God testifying of his gifts: and by it he being dead yet speaketh.

By faith Abraham, when he was tried, offered up Isaac: and he that had received the promises offered up his only begotten son,

Through faith he kept the passover, and the sprinkling of blood, lest he that destroyed the firstborn should touch them.