Mark 4:12

that "'They may look and look but not see, and listen and listen but not understand, lest perchance they should return and be pardoned.'"

Luke 1:16

Many of the descendants of Israel will he turn to the Lord their God;

2 Timothy 2:25-26

He must speak in a gentle tone when correcting the errors of opponents, in the hope that God will at last give them repentance, for them to come to a full knowledge of the truth

Treasury of Scripture Knowledge

Summary

Turn us again, O God of hosts, and cause thy face to shine; and we shall be saved.

Bible References

We shall

Mark 4:12
that "'They may look and look but not see, and listen and listen but not understand, lest perchance they should return and be pardoned.'"
2 Timothy 2:25
He must speak in a gentle tone when correcting the errors of opponents, in the hope that God will at last give them repentance, for them to come to a full knowledge of the truth