Rishi: Yājñavalkya (traditional Vājasaneyin attribution for the Saṃhitā corpus)
Devata: Multiple (functional devatās named in the mantra; culminating in Bhūvanapati/Adhipati)
Chandas: Yajus (prose formulae; not metrical)
Samhita Patha (Devanagari)आ॒पये॒ स्वाहा॑ स्वा॒पये॒ स्वाहा॑ ऽपि॒जाय॒ स्वाहा॑ क्रत॑वे॒ स्वाहा॒ वस॑वे॒ स्वाहा॑ ऽह॒र्पत॑ये॒ स्वाहा॑ ऽह्ने॑ मु॒ग्धाय॒ स्वाहा॑ मु॒ग्धाय॑ वैनᳪशि॒नाय॒ स्वाहा॑ विन॒ᳪशिन॑ आन्त्याय॒नाय॒ स्वाहा ऽन्त्या॑य भौव॒नाय॒ स्वाहा॒ भुव॑नस्य॒ पत॑ये॒ स्वाहाऽधि॑पतये॒ स्वाहा॑
Transliterationā́paye svā́hā su-ā́paye svā́hā ’pijā́ya svā́hā kratáve svā́hā vásave svā́hā ’harpátaye svā́hā ’hné mugdhā́ya svā́hā mugdhā́ya vainaṁśinā́ya svā́hā vinaṁśína āntyāyanā́ya svā́hā ’ntyā́ya bhauvanā́ya svā́hā bhúvanasya pátaye svā́hā’dhípataye svā́hā
Translation为滋养——娑嚩诃！为圆满滋养——娑嚩诃！为生育——娑嚩诃！为祭行之效力（kratu）——娑嚩诃！为诸婆苏（Vasus）——娑嚩诃！为“日之主”——娑嚩诃！为白昼——娑嚩诃！为解除迷妄者——娑嚩诃！为“迷妄之毁灭者”——娑嚩诃！为使败亡者、名为安底耶耶那（Āntyāyana）——娑嚩诃！为终末者——娑嚩诃！为世间者（Bhaunāyaṇa）——娑嚩诃！为世界之主——娑嚩诃！为至上之主——娑嚩诃！
Padapatha (Word Analysis)आ-पये । स्वाहा । सु-आपये । स्वाहा । अपि-जाय । स्वाहा । क्रतवे । स्वाहा । वसवे । स्वाहा । अहः-पतये । स्वाहा । अह्ने । मुग्धाय । स्वाहा । मुग्धाय । वैनंशिनाय । स्वाहा । विनंशिनः । आन्त्यायनाय । स्वाहा । अन्त्याय । भौवनाय । स्वाहा । भुवनस्य । पतये । स्वाहा । अधि-पतये । स्वाहा ।
Word by Wordआपयेcause (it) to obtain / make (it) reach स्वाहाsvāhā (oblation-call) स्वापयेcause (it) to sleep / lull अपिजायto Apijā (a deity/name) क्रतवेto Kratu (power/resolve; deity) वसवेto Vasu (the Vasu; wealth) अहर्पतयेto the lord of the day मुग्धायto Mugdha (the bewildered/one named Mugdha) वैनंशिनायto Vainamśin (name/title) विनंशिनःof Vinamśin (of the destroyer) आन्त्यायनायto Āntyāyana (name/title) अन्त्यायto Antya (the last/terminal; name) भौवनायto Bhauvana (name/title) भुवनस्यof the world / of existence अधिपतयेto the overlord / supreme lord 
Entities MentionedĀ
Āpaya (Refreshment/Nourishment)S
Svāpaya (Full refreshment/Complete satiation)A
Apijā (Generation/Procreative power)K
Kratu (Sacrificial efficacy/Resolve)A
Aharpati (Lord of the Day)M
Mugdhavainaṃśina (Destroyer of bewilderment)V
Vināṃśin / Āntyāyana (Perisher/End-maker)A
Antya / Bhauvāna (The Last / The Cosmic)B
Bhūvanapati (Lord of the worlds) Viniyoga (Ritual Application) 