before me empty # 02_EXO_23_15 # Thou shalt keep the feast of unleavened bread: [thou shalt eat unleavened bread seven days, as I commanded thee, in the time appointed of the month Abib; for in it thou camest out from Egypt: and none shall appear before me empty:] 
before me empty # 02_EXO_34_20 # But the firstling of an ass thou shalt redeem with a lamb: and if thou redeem [him] not, then shalt thou break his neck. All the firstborn of thy sons thou shalt redeem. And none shall appear before me empty.