Genesis 24:65

and said unto the servant, "What man is this that cometh against us in the field?" And the servant said, "It is my master." And then she took her mantle, and put it about her.

Genesis 20:16

And unto Sara he said, "See, I have given thy brother a thousand pieces of silver, behold this thing shall be a covering to thine eyes unto all that are with thee and unto all men and an excuse."

1 Corinthians 11:5-6

Every woman that prayeth or prophesieth bare-headed, dishonesteth her head. For it is even all one and the very same thing, even as though she were shaven.

1 Corinthians 11:10

For this cause ought the woman to have power on her head, for the angels' sakes.

1 Timothy 2:9

Likewise also the women, that they array themselves in comely apparel with shamefastness, and discreet behavior, not with broided hair, other gold, or pearls, or costly array:

Treasury of Scripture Knowledge

Summary

For she had said unto the servant, What man is this that walketh in the field to meet us? And the servant had said, It is my master: therefore she took a vail, and covered herself.

Bible References

A vail

Genesis 20:16
And unto Sara he said, "See, I have given thy brother a thousand pieces of silver, behold this thing shall be a covering to thine eyes unto all that are with thee and unto all men and an excuse."
1 Corinthians 11:5
Every woman that prayeth or prophesieth bare-headed, dishonesteth her head. For it is even all one and the very same thing, even as though she were shaven.
1 Timothy 2:9
Likewise also the women, that they array themselves in comely apparel with shamefastness, and discreet behavior, not with broided hair, other gold, or pearls, or costly array: