Mark 12:10

And have ye Rather, And did ye never read this Scripture? referring them to Psalms 118:21; Psalms 118:23, a Psalm which the Jews applied to the Messiah, and which is actually twice applied to Him by St Peter, in Acts 4:11; 1 Peter 2:7. St Luke (Luke 20:17) tells us that our Lord fastened His eyes upon His wondering hearers, while He directed their attention to this ancient prophecy respecting Himself in the very Psalm, whence had been taken the loud Hosannas of Palm Sunday (Mark 11:9).

the head of the corner The image of the vineyard is for a moment abandoned for that of a building. The "head of the corner" was a large and massive stone so formed as when placed at a corner to bind together the two outer walls of an edifice. Comp. for the application of the expression to Christ, Ephesians 2:20, and consult Isaiah 28:16; Daniel 2:44. The penalties of rejecting Him are more fully brought out in Matthew 21:43-44; Luke 20:18.