Valmiki Ramayana Ayodhya Kanda Sarga 14 Shloka 7
Original Shlokaसत्यमेकपदं ब्रह्म सत्ये धर्मः प्रतिष्टितः। सत्यमेवाक्षया वेदा सत्येनैवाप्यते स्परम्।।2.14.7।।
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सत्यम् truth, एकपदम् in the form of one word, ब्रह्म Brahman, सत्ये on truth, धर्मः righteousness, प्रतिष्ठितः is established firmly, सत्यमेव truth alone, अक्षयाः is imperishable, वेदाः Vedas, सत्यमेव by truth alone, परम् supreme state, आप्यते will be attained.
Truth is Brahman in one word. Righteousness is firmly established in truth. Truth is the imperishable Vedas. The supreme state can be attained by means of truth.