Exodus 12:21-22

ECB(i) 21 Then Mosheh calls for all the elders of Yisra El and says to them, Draw out and take of the flock for your families and slaughter the pasach: 22 and take a bundle of hyssop and dip it in the blood in the bason: and touch the lintel and the two side posts with the blood in the bason: and no man of you goes out at the portal of his house until morning: