וְהִקְטִ֥יר עָלָ֛יו אַהֲרֹ֖ן קְטֹ֣רֶת סַמִּ֑ים בַּבֹּ֣קֶר בַּבֹּ֗קֶר בְּהֵיטִיב֛וֹ אֶת־הַנֵּרֹ֖ת יַקְטִירֶֽנָּה׃
And Aaron shall burn thereon incense of sweet spices; every morning, when he dresseth the lamps, he shall burn it.
Read Jewish philosophical commentary on Exodus 30:7: and classical philosophical sources.