Valmiki Ramayana Ayodhya Kanda Sarga 20 Shloka 53

कश्चित् any one, गुरुदुःखकर्शितः tormented with deep grief, स्वया of one's own, इच्छया by free will, अकाले untimely, मरणम् death, लभेत यदि if he gets, अहम् I, अद्यैव now itself, आत्मजेन विना without offspring, धेनुरिव like a cow, त्वया विना without you, परेतसंसदम् to the assembly of Yama, गता would have reached.

If any one, tormented with great sorrow, could willingly commit suicide I would have gone the way to the assembly of Yama (the lord of death) right away as without you I will be now like a cow without a calf.