Valmiki Ramayana Sundara Kanda Sarga 41 Shloka 7
Original Shlokaइहैव तावत्कृतनिश्चयो ह्यहं यदि व्रजेयं प्लवगेश्वरालयम्। परात्मसम्मर्दविशेषतत्त्ववित्ततः कृतं स्यान्मम भर्तृशासनम्।।5.41.7।।
1 source checked for this shloka
अहम् I, इहैव here itself, तावत् therefore, परात्मसम्मर्दविशेषतत्त्ववित् by understanding the difference between the strength of enemy forces and our strength in war, प्लवगेश्वरालयम् abode of vanaras, व्रजेयं यदि if I go, ततः then, मम my, भर्तृशासनम् the orders of my lord, कृतम् executed, स्यात् well.
'If I ascertain the difference in the strength of enemies and vanaras in war here itself and return to Kishkinda, the abode of vanaras, then I would have executed the orders of my lord properly.