'you shall have no other gods before me'. operationally, a warning. false worship is dangerous. we get what we worship (value above all, orient towards, optimize for). heaven or hell, read it immanently or transcendentally, personally or collectively. either way, choosing the right worship is paramount.
the conundrum: what is the right objective? puerile attempts, eg "maximize flourishing" or perhaps "minimize suffering" are trivially countered by paperclip machines fulfilling the letter while laying utter waste
'mystery of the person'
given the context, some keywords for orientation: free will, rejection of temptation, the cross