yohanaH 21:18

ahaM tubhyaM yathArthaM kathayAmi yauvanakAle svayaM baddhakaTi ryatrechChA tatra yAtavAn kintvitaH paraM vR^iddhe vayasi hastaM vistArayiShyasi, anyajanastvAM baddhvA yatra gantuM tavechChA na bhavati tvAM dhR^itvA tatra neShyati|