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 are saying, Whoever may swear by the sanctuary, it is nothing, but whoever may swear by the gold of the sanctuary -- is debtor!

Because

Matthew 6:27
'And who of you, being anxious, is able to add to his age one cubit?
Luke 12:25
and who of you, being anxious, is able to add to his age one cubit?

General references

Luke 12:25
and who of you, being anxious, is able to add to his age one cubit?