Ezekiel 45:18

Thus saith the Lord Jehovah: In the first month, on the first of the month, thou shalt take a young bullock, without blemish, and thou shalt purge the sanctuary.

Leviticus 16:16

and he shall make atonement for the sanctuary, to cleanse it from the uncleanness of the children of Israel, and from their transgressions in all their sins; and so shall he do for the tent of meeting which dwelleth among them in the midst of their uncleanness.

Exodus 12:2

This month shall be unto you the beginning of months: it shall be the first month of the year to you.

Leviticus 16:33

And he shall make atonement for the holy sanctuary; and for the tent of meeting, and for the altar shall he make atonement; and for the priests, and for the whole people of the congregation shall he make atonement.

Leviticus 22:20

Nothing that hath a defect shall ye present; for it shall not be acceptable for you.

Ezekiel 43:22

And on the second day thou shalt present a he-goat without blemish for a sin-offering; and they shall purge the altar, as they purged it with the bullock.

Hebrews 9:14

how much rather shall the blood of the Christ, who by the eternal Spirit offered himself spotless to God, purify your conscience from dead works to worship the living God?

Ezekiel 43:26

Seven days shall they make atonement for the altar and purify it, and consecrate it.

Numbers 28:11-15

And in the beginnings of your months ye shall present a burnt-offering to Jehovah: two young bullocks, and one ram, seven yearling lambs without blemish.

Matthew 6:33

But seek ye first the kingdom of God and his righteousness, and all these things shall be added unto you.

Hebrews 7:26

For such a high priest became us, holy, harmless, undefiled, separated from sinners, and become higher than the heavens:

Hebrews 9:22-25

and almost all things are purified with blood according to the law, and without blood-shedding there is no remission.

Hebrews 10:3-4

But in these there is a calling to mind of sins yearly.

Hebrews 10:19-22

Having therefore, brethren, boldness for entering into the holy of holies by the blood of Jesus,

1 Peter 1:19

but by precious blood, as of a lamb without blemish and without spot, the blood of Christ,

Treasury of Scripture Knowledge

Summary

Thus saith the Lord GOD; In the first month, in the first day of the month, thou shalt take a young bullock without blemish, and cleanse the sanctuary:

Bible References

In the first month

Exodus 12:2
This month shall be unto you the beginning of months: it shall be the first month of the year to you.
Numbers 28:11
And in the beginnings of your months ye shall present a burnt-offering to Jehovah: two young bullocks, and one ram, seven yearling lambs without blemish.
Matthew 6:33
But seek ye first the kingdom of God and his righteousness, and all these things shall be added unto you.

Without blemish

Leviticus 22:20
Nothing that hath a defect shall ye present; for it shall not be acceptable for you.
Hebrews 7:26
For such a high priest became us, holy, harmless, undefiled, separated from sinners, and become higher than the heavens:
Hebrews 9:14
how much rather shall the blood of the Christ, who by the eternal Spirit offered himself spotless to God, purify your conscience from dead works to worship the living God?
1 Peter 1:19
but by precious blood, as of a lamb without blemish and without spot, the blood of Christ,

And cleanse

Ezekiel 43:22
And on the second day thou shalt present a he-goat without blemish for a sin-offering; and they shall purge the altar, as they purged it with the bullock.
Leviticus 16:16
and he shall make atonement for the sanctuary, to cleanse it from the uncleanness of the children of Israel, and from their transgressions in all their sins; and so shall he do for the tent of meeting which dwelleth among them in the midst of their uncleanness.
Hebrews 9:22
and almost all things are purified with blood according to the law, and without blood-shedding there is no remission.
Hebrews 10:3
But in these there is a calling to mind of sins yearly.