Luk 5:2 and he saw two boats by the lake, but the fishermen had gone out of them and were washing their nets.
Rev 7:14 I said to him, “Sir, you know.” And he said to me, “These are the ones coming out of the great tribulation. They have washed their robes and made them white in the blood of the Lamb.

Rev 22:14 Blessed are those who wash their robes, so that they may have the right to the tree of life and that they may enter the city by the gates.
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