Mark 7:2

They had noticed that some of his disciples were eating with "common," that is to say, unwashed hands.

2 Corinthians 12:9-10

but he has answered me. "My grace is sufficient for you; it is in weakness that my power is perfected."

1 Peter 1:5

who, through faith, are continuously guarded by the power of God for a salvation, ready to be revealed in the last days.

1 John 2:19

They came forth from us, but they did not belong to us. If they had belonged to us they would certainly have remained with us, but they went out that they might be manifest that they all are not of us.

Treasury of Scripture Knowledge

Summary

The righteous also shall hold on his way, and he that hath clean hands shall be stronger and stronger.

Clean

Be stronger and stronger

Bible References

Hold on

1 Peter 1:5
who, through faith, are continuously guarded by the power of God for a salvation, ready to be revealed in the last days.
1 John 2:19
They came forth from us, but they did not belong to us. If they had belonged to us they would certainly have remained with us, but they went out that they might be manifest that they all are not of us.

Clean

Mark 7:2
They had noticed that some of his disciples were eating with "common," that is to say, unwashed hands.

Be stronger and stronger

2 Corinthians 12:9
but he has answered me. "My grace is sufficient for you; it is in weakness that my power is perfected."