Matthew 5:7
"Happy are the merciful: because they shall receive mercy.
Matthew 7:2
for with what judgment ye judge, ye shall be judged; and with what measure ye mete, it shall be measured to you.
Acts 14:22
confirming the souls of the disciples, exhorting them to abide in the faith, and that through many tribulations we must enter into the Kingdom of God.
2 Corinthians 1:9-10
yea, we ourselves had in ourselves the sentence of death, that we should not trust in ourselves, but in God, Who raiseth the dead;
2 Thessalonians 3:2
and that we may be delivered from unreasonable and evil men; for not all have the faith.
Revelation 7:14
And I have said to him, "My lord, you know." And he said to me, "These are those who come out of the great tribulation; and they washed their robes, and made them white in the blood of the Lamb.