John 19:37
And again another scripture saith, They shall look on him whom they pierced.
Cross-references
Zechariah 12:10
Citation
Zechariah 12:10 is the direct source of the quote 'they will look on the one they have pierced' in John 19:37.
Revelation 1:7
Allusion
Revelation 1:7 echoes the same Zechariah prophecy, applying 'pierced' to Christ's return — a later NT fulfillment.