John 16:22

So, you men also will experience grief [i.e., over my suffering and death], but I will see you again and your hearts will be glad. And no one will take away your joy.

Luke 1:47-50

and my spirit has rejoiced in God, my Savior.

Revelation 4:8

And each of the four living beings had six wings [and] were covered with eyes all around them and [even] within them. And day and night they never stop saying, [Note: Some translations have "singing" here and at other places below], "Holy, holy, holy [is] the Lord God Almighty, who was [in the past] and who is [in the present] and who will come [in the future]."

Treasury of Scripture Knowledge

Summary

For our heart shall rejoice in him, because we have trusted in his holy name.

Bible References

For

John 16:22
So, you men also will experience grief [i.e., over my suffering and death], but I will see you again and your hearts will be glad. And no one will take away your joy.

His

Luke 1:47
and my spirit has rejoiced in God, my Savior.
Revelation 4:8
And each of the four living beings had six wings [and] were covered with eyes all around them and [even] within them. And day and night they never stop saying, [Note: Some translations have "singing" here and at other places below], "Holy, holy, holy [is] the Lord God Almighty, who was [in the past] and who is [in the present] and who will come [in the future]."