וְאִם־לֹ֥א יִגָּאֵ֖ל בְּאֵ֑לֶּה וְיָצָא֙ בִּשְׁנַ֣ת הַיֹּבֵ֔ל ה֖וּא וּבָנָ֥יו עִמּֽוֹ׃
And if he be not redeemed by any of these means, then he shall go out in the year of jubilee, he, and his children with him.
Read kabbalistic (mystical) interpretation of Leviticus 25:54: and classical mystical sources.