Question: when was the first altar built in the bible
Answer: Altars were generally erected in conspicuous places ( Genesis 22 : 9 ; Ezekiel 6 : 3 ; 2 Kings 23 : 12 ; 16 : 4 ; 23 : 8 ) The first altar recorded in the Hebrew Bible is that erected by Noah ( Genesis 8 : 20 ) .