Swearing on a Bible for an Atheist would be even more meaningless than swearing on Bible is for anyone else. Never stopped anyone from lying anyway
Legally you can swear on almost anything right?
Pack of Bicycle playing cards ♥️♣️♦️♠️
I would be happy to swear on a picture of my grandchildren.
Most states allow you to swear or affirm without any props.
I would not want to swear on a buybull, it is so full of lies and fairy tales, swearing on it to tell the whole truth seems pointless.
Unless irony is the point