Certainly. Mahavir Bhagwan Halardu is a devotional lullaby (halardu) sung from Mata Trishala’s loving viewpoint for baby Mahavir Bhagwan. It is a bhakti-stavan, not a canonical sutra. ( jainknowledge.com)

Below is the meaning gatha by gatha in simple English:

Refrain

“Hālo hālo hālo, mhārā nandane re” Meaning: “Gently rock and soothe, my beloved child.” This is the tender lullaby refrain repeated throughout the song. ( jainsite.com)

1)

Mata Trishala lovingly rocks the cradle, decorated with gold, silver, and jewels. The little ornaments and bells make sweet sounds, and she affectionately sings to her divine child. ( jainsite.com)

2)

This child is not ordinary. Since the time of Bhagwan Parshvanath, it was foretold that after a long period the 24th Tirthankar would appear. The words of Keshi Swami confirmed that this prophecy has now become true in you. ( jainsite.com)

3)

The fourteen auspicious dreams of Queen Trishala show that the child will be either a great Chakravarti or a Jinaraj. From these dreams and from the words of Keshi Gandhar, it is known that this child is the future 24th Jina. ( jainsite.com)

4)

Mata Trishala joyfully says: “O Trishalanandan Veer, glory to Mahavir!” She feels that her womb has received the greatest blessing, because this child is the savior of the three worlds and the honor of the Jain Tirtha. ( jainsite.com)

5)

She describes the child’s divine signs: a beautiful lion throne, a chariot-like glory, chamars, and a white umbrella — all indicating greatness and spiritual majesty. ( jainsite.com)

6)

She remembers the special marks on the soles of the feet and the body, which indicate that he is indeed a supreme Jina. The lion mark on the right thigh confirms his divine destiny. ( jainsite.com)

7)

The relatives and family members lovingly praise the child, calling him sweet, gentle, and beautiful. They imagine that as he grows, he will laugh, play, and delight everyone around him. ( jainsite.com)

8)

The maternal relatives come to see the child with affection, bringing gifts and blessing him. They lovingly lift the child, touch his cheeks, and shower him with blessings. ( jainsite.com)

9)

The mama and mami bring beautiful clothes, ornaments, and decorations for the child. They dress Mahavir in fine garments of many colors and delight in seeing him. ( jainsite.com)

10)

They also bring sweets, especially laddus and other delicacies. Seeing the child’s face, they become overjoyed and bless him with a life full of happiness. ( jainsite.com)

11)

The other maternal relatives and sisters also come with love and enthusiasm. Seeing the child, they feel immense happiness and celebrate his presence. ( jainsite.com)

12)

For the child’s play and amusement, they arrange toys, birds, and musical sounds. The family creates a joyful atmosphere so that the child may be entertained with affection. ( jainsite.com)

13)

The four-and-a-half crore celestial maidens, according to the devotional imagination of the song, bathe and honor the child. Flowers are showered, and everyone offers blessings for long life and spiritual greatness. ( jainsite.com)

14)

Indra and the gods rejoice and take the child in a ceremonial manner to Mount Meru for divine bathing. Seeing this, they feel deep merit and wonder at the child’s divine radiance. ( jainsite.com)

15)

When the child is to be educated, adorned, or taken out, great preparations are made. He is placed on a golden elephant, decorated splendidly, and honored with sacred articles like coconut, betel leaves, and sweets. ( jainsite.com)

16)

As the child grows, arrangements are made for his marriage and princely honor. Suitable royal families are matched, and the relatives joyfully prepare for his future life events. ( jainsite.com)

17)

Mata Trishala reflects that both sides of the family have become blessed because this noble child has come to her womb. She compares her home to a place filled with divine milk, sweetness, and a wish-fulfilling tree of happiness. ( jainsite.com)

18)

Finally, Mata Trishala concludes that this cradle song of her son Mahavir is so sacred that anyone who sings it will receive the child’s spiritual blessings and grace. The song ends in joy, auspiciousness, and devotion. ( jainsite.com)

If you want, I can also give this in simple Gujarati meaning line by line in the same stanza order.