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
"Woe to you, blind guides, who say, 'If any one swears by the temple, it is nothing; but if any one swears by the gold of the temple, he is bound by his oath.'

Because

Matthew 6:27
Which of you by worrying can add one cubit to his span of life?
Luke 12:25
And which of you by worrying can add a single cubit to his span of life?

General references

Luke 12:25
And which of you by worrying can add a single cubit to his span of life?