Numbers 9:3
On the fourteenth day of this month, at twilight, you shall keep it at its appointed time; according to all its statutes and all its rules you shall keep it."
Exodus 12:6-11
and you shall keep it until the fourteenth day of this month, when the whole assembly of the congregation of Israel shall kill their lambs at twilight.
Leviticus 23:5
In the first month, on the fourteenth day of the month at twilight, is the LORD's Passover.
Numbers 9:11-12
In the second month on the fourteenth day at twilight they shall keep it. They shall eat it with unleavened bread and bitter herbs.
2 Chronicles 30:2
For the king and his princes and all the assembly in Jerusalem had taken counsel to keep the Passover in the second month--
2 Chronicles 30:15
And they slaughtered the Passover lamb on the fourteenth day of the second month. And the priests and the Levites were ashamed, so that they consecrated themselves and brought burnt offerings into the house of the LORD.
Hebrews 9:26
for then he would have had to suffer repeatedly since the foundation of the world. But as it is, he has appeared once for all at the end of the ages to put away sin by the sacrifice of himself.