Gods Indra and Marut have been worshiped in the sixth Sukta from the first Mandal of Rigveda. Its sages are Madhuchhanda and Vishwamitra. The verse used in these is Gayatri. There are total 10 Mantras or Shlokas in this Sukta.
The sage says – All things are related to the violence-free form of Indra present in the form of Sun in heaven. The planets and constellations are part and parcel of the same Indra. The creatures of the three worlds consider the form of gods in their actions to be associated with the same Indra.
Through this verse, the sage says – Red colored horses are deployed on both sides of Indra’s chariot, which are capable of fighting and destroying the enemy. He takes the brave men on the chariot and leads them to the battlefield.
Sages say – Human beings are meant to attain new life every day! You become sleepless, unconscious and unconscious at night and become alert again in the morning.
आदह स्वधामनु पुनर्गर्भत्वमेरेरि। दधाना नाम यज्ञियम् ॥ 4 ॥
The sage says through this verse – Marudgana, the most useful for the Yajna, gets the Meghadi womb again and again for the desire and growth of food grains.
Sages say – O Indra, the one who penetrates the strong fort! You succeeded in retrieving the cows hidden in the cave with the help of Tejaswi Marudgana.
Through this verse the sage says – O Marut who is wandering everywhere! You come here from space, sky and heaven. We praise you through speech in this yagya.
इतो वा सातिमीमहे दिवो वा पार्थिवादधि । इन्द्रं महो वा रजसः ॥ 10 ॥
Sages say – We worship Indra for the sake of getting abundant wealth from earth, space and heaven.