Psalm 116:10

I still had faith, though I said, I am in great trouble;

2 Corinthians 4:13

But having the same spirit of faith, as it is said in the Writings, The words of my mouth came from the faith in my heart; in the same way, our words are the outcome of our faith;

Numbers 14:6-9

And Joshua, the son of Nun, and Caleb, the son of Jephunneh, two of those who had been to see the land, giving signs of grief,

Proverbs 21:28

A false witness will be cut off, ...

Hebrews 11:1

Now faith is the substance of things hoped for, and the sign that the things not seen are true.

2 Peter 1:16

For when we gave you news of the power and the coming of our Lord Jesus Christ, our teaching was not based on stories put together by art, but we were eye-witnesses of his glory.

2 Peter 1:21

For these words did not ever come through the impulse of men: but the prophets had them from God, being moved by the Holy Spirit.

Treasury of Scripture Knowledge

Summary

I believed, therefore have I spoken: I was greatly afflicted:

I was greatly

Bible References

I believed

2 Corinthians 4:13
But having the same spirit of faith, as it is said in the Writings, The words of my mouth came from the faith in my heart; in the same way, our words are the outcome of our faith;
Hebrews 11:1
Now faith is the substance of things hoped for, and the sign that the things not seen are true.

Therefore

Numbers 14:6
And Joshua, the son of Nun, and Caleb, the son of Jephunneh, two of those who had been to see the land, giving signs of grief,
Proverbs 21:28
A false witness will be cut off, ...
2 Peter 1:16
For when we gave you news of the power and the coming of our Lord Jesus Christ, our teaching was not based on stories put together by art, but we were eye-witnesses of his glory.

I was greatly

Psalm 116:3
The nets of death were round me, and the pains of the underworld had me in their grip; I was full of trouble and sorrow.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain