Rig Veda 1.142.6

Sanskrit text [Accents, Plain, Transliterated]:

वि श्र॑यन्तामृता॒वृध॑: प्र॒यै दे॒वेभ्यो॑ म॒हीः । पा॒व॒कास॑: पुरु॒स्पृहो॒ द्वारो॑ दे॒वीर॑स॒श्चत॑: ॥
वि श्रयन्तामृतावृधः प्रयै देवेभ्यो महीः । पावकासः पुरुस्पृहो द्वारो देवीरसश्चतः ॥
vi śrayantām ṛtāvṛdhaḥ prayai devebhyo mahīḥ | pāvakāsaḥ puruspṛho dvāro devīr asaścataḥ ||

English translation:

“Let the bright, separable doors, the augmenters of sacrifice, the purifiers of rites, the desired of many, be set open for the gods to enter.”

Commentary by Sāyaṇa: Ṛgveda-bhāṣya

The hymn is addressed to the divinities presiding over th e doors of the chamber of sacrifice;

Asaścata = not adhering together, mutually separable; asajyamāna-paraspara viprakṛṣṭa, perhaps folding-doors of wide or open doors

Details:

Ṛṣi (sage/seer): dīrghatamā aucathyaḥ [dīrghatamas aucathya];
Devatā (deity/subject-matter): devyodvāraḥ ;
Chandas (meter): nicṛdanuṣṭup;
Svara (tone/note): Swar;

Padapatha [Accents, Plain, Transliterated]:

वि । श्र॒य॒न्ता॒म् । ऋ॒त॒ऽवृधः॑ । प्र॒ऽयै । दे॒वेऽभ्यः॑ । म॒हीः । पा॒व॒कासः॑ । पु॒रु॒ऽस्पृहः॑ । द्वारः॑ । दे॒वीः । अ॒स॒श्चतः॑ ॥
वि । श्रयन्ताम् । ऋतवृधः । प्रयै । देवेभ्यः । महीः । पावकासः । पुरुस्पृहः । द्वारः । देवीः । असश्चतः ॥
vi | śrayantām | ṛta-vṛdhaḥ | pra-yai | deve--bhyaḥ | mahīḥ | pāvakāsaḥ | puru-spṛhaḥ | dvāraḥ | devīḥ | asaścataḥ

Multi-layer Annotation of the Ṛgveda

[Rigveda 1.142.6 English analysis of grammar]