Philippians 4:4

Rejoice in [fellowship with] the Lord all the time. I will say it again: Rejoice!

Hebrews 7:27

He does not need to offer up [animal] sacrifices every day like those head priests did [Note: The head priest here is represented as being in charge of the daily sacrifices offered by the other priests], first for His own sins and then for the people's sins. For He did this once for all time when He offered up Himself [on the cross].

Hebrews 9:8

[By his doing this] the Holy Spirit signifies that the way into the Holy Place [Note: This actually refers to the Holy of Holies, and represents heaven] had not yet been disclosed [i.e., made accessible] while the first Tabernacle was still standing.

Treasury of Scripture Knowledge

Summary

And Aaron said unto Moses, Behold, this day have they offered their sin offering and their burnt offering before the LORD; and such things have befallen me: and if I had eaten the sin offering to day, should it have been accepted in the sight of the LORD?

Bible References

This day

Hebrews 7:27
He does not need to offer up [animal] sacrifices every day like those head priests did [Note: The head priest here is represented as being in charge of the daily sacrifices offered by the other priests], first for His own sins and then for the people's sins. For He did this once for all time when He offered up Himself [on the cross].
Hebrews 9:8
[By his doing this] the Holy Spirit signifies that the way into the Holy Place [Note: This actually refers to the Holy of Holies, and represents heaven] had not yet been disclosed [i.e., made accessible] while the first Tabernacle was still standing.

Should

Philippians 4:4
Rejoice in [fellowship with] the Lord all the time. I will say it again: Rejoice!