Typical Nature of Paschal Lamb: Blood of, not Sprinkled on Threshold
Source: TTT
Exodus 12:7
They are to take some of the blood and put it on the sides and tops of the doorframes of the houses where they eat the lambs.
Hebrews 10:29
How much more severely do you think one deserves to be punished who has trampled on the Son of God, profaned the blood of the covenant that sanctified him, and insulted the Spirit of grace?