No other ceremony shall be necessary in swearing than holding up the right hand, but any other form or ceremony may be used which the person to whom the oath is administered professes to believe more binding upon the conscience.
Source. RS 188:10. CS 200:10. 1860, 2364. GS 209:10. GL 228:10. PS 224:10. PL 336:21. RL 392:19.