Mahabharata 1.142.19

साहाय्येऽस्मि स्थितः पार्थ योधयिष्यामि राक्षसम्नकुलः सहदेवश्च मातरं गोपयिष्यतः

sāhāyye'smi sthitaḥ pārtha yodhayiṣyāmi rākṣasamnakulaḥ sahadevaśca mātaraṃ gopayiṣyataḥ

Our plain-language meaning of this verse is waiting for scholar review.