Treasury of Scripture Knowledge

Summary

Neither shalt thou swear by thy head, because thou canst not make one hair white or black.

General references

Bible References

Shalt

Matthew 23:16
Wo unto you ye blind guides! who say, Whosoever shall swear by the temple, it is nothing; but whosoever shall swear by the gold of the temple, it is binding.

Because

Matthew 6:27
But which of you, by his cares, can add one cubit to his stature?
Luke 12:25
Which of you, with all his anxiety, can add one moment to his life?

General references

Luke 12:25
Which of you, with all his anxiety, can add one moment to his life?